Cita APA

Hoffmann, F. W., & Hoffmann, F. W. (1979). The development of library collections of sound recordings. New York, New York: M. Dekker.

Citación estilo Chicago

Hoffmann, Frank W., y Frank W. Hoffmann. The Development of Library Collections of Sound Recordings. New York, New York: M. Dekker, 1979.

Cita MLA

Hoffmann, Frank W., y Frank W. Hoffmann. The Development of Library Collections of Sound Recordings. New York, New York: M. Dekker, 1979.