APA-referens (7:e uppl.)

Wellesz, E. (1958). The origins of Schonberg's twelve-tone system: A lecture delivered in the Whittall Pavilion of the Library of Congress, January 10, 1957. [U.S. Govt. Print. Off.].

Chicago-referens (17:e uppl.)

Wellesz, Egon. The Origins of Schonberg's Twelve-tone System: A Lecture Delivered in the Whittall Pavilion of the Library of Congress, January 10, 1957. Washington: [U.S. Govt. Print. Off.], 1958.

MLA-referens (9:e uppl.)

Wellesz, Egon. The Origins of Schonberg's Twelve-tone System: A Lecture Delivered in the Whittall Pavilion of the Library of Congress, January 10, 1957. [U.S. Govt. Print. Off.], 1958.