Citazione Stile APA (7a Edizione)

Duckless, V. H., & Keller, M. A. (1988). Music reference and research materials: An annotated bibliography (4th ed.). Schirmer Books.

Citazione stile Chigago Style (17a edizione)

Duckless, Vincent Harris, e Michael A. Keller. Music Reference and Research Materials: An Annotated Bibliography. 4th ed. New York: Schirmer Books, 1988.

Citatione MLA (9a ed.)

Duckless, Vincent Harris, e Michael A. Keller. Music Reference and Research Materials: An Annotated Bibliography. 4th ed. Schirmer Books, 1988.