APA (7th ed.) Citation

Boyden, D. D. (1971). An introduction to music / by D.D. Boyden (2nd ed.). Faber.

Chicago Style (17th ed.) Citation

Boyden, D. D. An Introduction to Music / by D.D. Boyden. 2nd ed. Faber, 1971.

MLA (9th ed.) Citation

Boyden, D. D. An Introduction to Music / by D.D. Boyden. 2nd ed. Faber, 1971.

Warning: These citations may not always be 100% accurate.