@incollection{BethgeKnetschkeSperlbaum1973,
  author    = {Bethge, Wolfgang and Knetschke, Edeltraud and Sperlbaum, Margret},
  title     = {Zur Tonbandaufnahme III/224 auf Frankfurt am Main},
  series = {Linguistische Studien III : Festgabe f{\"u}r Paul Grebe zum 65. Geburtstag, Teil 1},
  editor    = {Moser, Hugo},
  publisher = {Schwann},
  address   = {D{\"u}sseldorf},
  isbn      = {3-7895-0191-3},
  url       = {http://nbn-resolving.de/urn:nbn:de:bsz:mh39-12601},
  series    = {Sprache der Gegenwart},
  number    = {23},
  pages     = {90 -- 110},
  year      = {1973},
  language  = {de}
}
@incollection{Sperlbaum1982,
  author    = {Sperlbaum, Margret},
  title     = {Zur Hochlautung der Frikative in der deutschen Regelsprache. Bericht {\"u}ber eine empirische Untersuchung},
  series = {Zur gesprochenen deutschen Umgangssprache I},
  editor    = {Bresson, Daniel and Sperlbaum, Margret and Richter, Helmut and Knetschke, Edeltraud and Droescher, Werner O.},
  publisher = {Niemeyer},
  address   = {T{\"u}bingen},
  isbn      = {3-484-23029-0},
  url       = {http://nbn-resolving.de/urn:nbn:de:bsz:mh39-82625},
  series    = {Phonai, Deutsche Reihe, Beihefte},
  number    = {5},
  pages     = {33 -- 77},
  year      = {1982},
  language  = {de}
}
@incollection{BethgeKnetschkeSperlbaum1975,
  author    = {Bethge, Wolfgang and Knetschke, Edeltraud and Sperlbaum, Margret},
  title     = {Sekund{\"a}re Mundartmerkmale und umgangssprachliche Typika in Stuttgarter Aufnahmen},
  series = {Sprachsystem und Sprachgebrauch, Teil 2},
  editor    = {Grebe, Paul and Engel, Ulrich},
  publisher = {Schwann},
  address   = {D{\"u}sseldorf},
  isbn      = {3-590-15634-1},
  url       = {http://nbn-resolving.de/urn:nbn:de:bsz:mh39-21048},
  series    = {Sprache der Gegenwart},
  number    = {34},
  pages     = {18 -- 48},
  year      = {1975},
  language  = {de}
}
@misc{Sperlbaum1975,
  author    = {Sperlbaum, Margret},
  title     = {Otmar Werner: Phonemik des Deutschen. Stuttgart: Metzler 1972. 90 S. (Sammlung Metzler. Band 108. Abt. C: Sprachwissenschaft) [Rezension]},
  series = {Zeitschrift f{\"u}r Dialektologie und Linguistik},
  volume    = {42},
  number    = {1},
  publisher = {Steiner},
  address   = {Wiesbaden},
  issn      = {0044-1449},
  url       = {http://nbn-resolving.de/urn:nbn:de:bsz:mh39-82273},
  pages     = {67 -- 69},
  year      = {1975},
  language  = {de}
}
@incollection{Sperlbaum1974,
  author    = {Sperlbaum, Margret},
  title     = {Isoglossenvergleich auf Grund indirekter und direkter Spracherhebung},
  series = {Spezielle methodische Untersuchungen sprachlicher Ph{\"a}nomene. Festschrift f{\"u}r Eberhard Zwirner, Teil III},
  editor    = {Richter, Helmut and Rensch, Karl H. and Sperlbaum, Margret and Knetschke, Edeltraud},
  publisher = {Niemeyer},
  address   = {T{\"u}bingen},
  isbn      = {3-484-23014-2},
  url       = {http://nbn-resolving.de/urn:nbn:de:bsz:mh39-82213},
  series    = {Phonai, Deutsche Reihe, Beihefte},
  number    = {2},
  pages     = {75 -- 88},
  year      = {1974},
  language  = {de}
}
@article{KnetschkeSperlbaum1983,
  author    = {Knetschke, Edeltraud and Sperlbaum, Margret},
  title     = {Das Deutsche Spracharchiv im Institut f{\"u}r deutsche Sprache},
  volume    = {1983},
  number    = {6.2},
  edition   = {2. Aufl.},
  publisher = {Institut f{\"u}r Deutsche Sprache},
  address   = {Mannheim},
  url       = {http://nbn-resolving.de/urn:nbn:de:bsz:mh39-15113},
  pages     = {1 -- 122},
  year      = {1983},
  language  = {de}
}
@article{KnetschkeSperlbaum1979,
  author    = {Knetschke, Edeltraud and Sperlbaum, Margret},
  title     = {Das Deutsche Spracharchiv im Institut f{\"u}r deutsche Sprache},
  series = {Mitteilungen des Instituts f{\"u}r deutsche Sprache},
  volume    = {1979},
  number    = {6},
  publisher = {Institut f{\"u}r Deutsche Sprache},
  address   = {Mannheim},
  url       = {http://nbn-resolving.de/urn:nbn:de:bsz:mh39-11289},
  pages     = {1 -- 107},
  year      = {1979},
  language  = {de}
}