APA-referens (7:e uppl.)

Guenther, R. (1982). First of practical studies for flute. Belwin Mills.

Chicago-referens (17:e uppl.)

Guenther, Ralph. First of Practical Studies for Flute. New York: Belwin Mills, 1982.

MLA-referens (8:e uppl.)

Guenther, Ralph. First of Practical Studies for Flute. Belwin Mills, 1982.