APA (7th ed.) Citation

Humphrey, J. H. (1972). Principles and tecniques of supervision in physical education. Princeton Book Comp.

Chicago Style (17th ed.) Citation

Humphrey, James H. Principles and Tecniques of Supervision in Physical Education. Princeton Book Comp, 1972.

MLA (8th ed.) Citation

Humphrey, James H. Principles and Tecniques of Supervision in Physical Education. Princeton Book Comp, 1972.

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