APA (7. basım) Alıntı

Willoughby, D. (1999). The world of music (4th ed.). McGraw-Hill.

Chicago Style (17. basım) Atıf

Willoughby, David. The World of Music. 4th ed. Boston: McGraw-Hill, 1999.

MLA (9th ed.) Atıf

Willoughby, David. The World of Music. 4th ed. McGraw-Hill, 1999.