APA (7th ed.) Citation

Fosdick, R. B. (1921). American police systems. Century Co.

Chicago Style (17th ed.) Citation

Fosdick, Raymond B. American Police Systems. New York: Century Co, 1921.

MLA (9th ed.) Citation

Fosdick, Raymond B. American Police Systems. Century Co, 1921.

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