APA (7th ed.) Citation

Parker, W. H. (1957). Parker on police. C.C. Thomas.

Chicago Style (17th ed.) Citation

Parker, William H. Parker on Police. Springfield, Ill.: C.C. Thomas, 1957.

MLA (9th ed.) Citation

Parker, William H. Parker on Police. C.C. Thomas, 1957.

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