APA (7th ed.) Citation

Taylor, E. (1989). The AB guide to music theory: Part 1. Associated Board of the Royal Schools of Music.

Chicago Style (17th ed.) Citation

Taylor, Eric. The AB Guide to Music Theory: Part 1. London: Associated Board of the Royal Schools of Music, 1989.

MLA (9th ed.) Citation

Taylor, Eric. The AB Guide to Music Theory: Part 1. Associated Board of the Royal Schools of Music, 1989.