A Plain and Easy Introduction to Practical Music
MLA
Morley, Thomas, Alec Harman, and Thurston Dart. A Plain and Easy Introduction to Practical Music. 3rd ed. London: Dent, 1966.
APA
Morley, T., Harman, A., & Dart, T. (1966). A Plain and Easy Introduction to Practical Music. 3rd ed. London: Dent.
Chicago
Morley, Thomas, and Thurston Dart. A Plain and Easy Introduction to Practical Music. Edited by Alec Harman. 3rd ed. London: Dent, 1966.