APA (7th ed.) Citation

Black, H. S. (1953). Modulation theory. Van Nostrand.

Chicago Style (17th ed.) Citation

Black, Harold S. Modulation Theory. New York: Van Nostrand, 1953.

MLA (9th ed.) Citation

Black, Harold S. Modulation Theory. Van Nostrand, 1953.

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