APA (7th ed.) Citation

Taylor, E. (1991). The AB guide to music theory. Halstan & Co..

Chicago Style (17th ed.) Citation

Taylor, Eric. The AB Guide to Music Theory. Trowbridge: Halstan & Co., 1991.

MLA (9th ed.) Citation

Taylor, Eric. The AB Guide to Music Theory. Halstan & Co., 1991.

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