Cita APA

Lieberman, M., & Lieberman, M. (1959). Ear training and sight singing. New York: W.W. Norton & Company, Inc.

Citación estilo Chicago

Lieberman, Maurice, y Maurice Lieberman. Ear Training and Sight Singing. New York: W.W. Norton & Company, Inc, 1959.

Cita MLA

Lieberman, Maurice, y Maurice Lieberman. Ear Training and Sight Singing. New York: W.W. Norton & Company, Inc, 1959.