APA aipamena

Bergsma, W. L. (1946). First string quartet. G. Schirmer.

Chicago Style aipamena

Bergsma, William Laurence. First String Quartet. New York: G. Schirmer, 1946.

MLA aipamena

Bergsma, William Laurence. First String Quartet. G. Schirmer, 1946.