APA (7. basım) Alıntı

Duckworth, W. (2015). A Creative approach to music fundamentals (Eleventh edition.). Cengage Learning.

Chicago Style (17. basım) Atıf

Duckworth, William. A Creative Approach to Music Fundamentals. Eleventh edition. Stamford, Connecticut: Cengage Learning, 2015.

MLA (9th ed.) Atıf

Duckworth, William. A Creative Approach to Music Fundamentals. Eleventh edition. Cengage Learning, 2015.