Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (9ú heag.)

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

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.