APA (7th ed.) Citation

Cox, P. W. L., & Langfitt, R. E. (1934). High school administration and supervision. American book company.

Chicago Style (17th ed.) Citation

Cox, Philip Wescott Lawrence, and Roy Emerson Langfitt. High School Administration and Supervision. New York, Cincinnati [etc.]: American book company, 1934.

MLA (9th ed.) Citation

Cox, Philip Wescott Lawrence, and Roy Emerson Langfitt. High School Administration and Supervision. American book company, 1934.