APA (7th ed.) Citation

Surmani, A., Surmani, K. F., & Manus, M. Essentials Of Music Theory Book 2: Lessons, Ear Training, Workbook. Alfred Pub. Co.

Chicago Style (17th ed.) Citation

Surmani, Andrew, Karen Farnum Surmani, and Morton Manus. Essentials Of Music Theory Book 2: Lessons, Ear Training, Workbook. Alfred Pub. Co.

MLA (8th ed.) Citation

Surmani, Andrew, et al. Essentials Of Music Theory Book 2: Lessons, Ear Training, Workbook. Alfred Pub. Co.