APA Citation

Hirschberg, D. 1. (1949). Duets are fun. New York: Musicord Publications.

Chicago Style Citation

Hirschberg, David 1899-. Duets Are Fun. New York: Musicord Publications, 1949.

MLA Citation

Hirschberg, David 1899-. Duets Are Fun. New York: Musicord Publications, 1949.

Warning: These citations may not always be 100% accurate.