APA (7th ed.) Citation

Niederhoffer, A. (1969). Behind the shield: The police in urban society. Anchor books.

Chicago Style (17th ed.) Citation

Niederhoffer, Arthur. "Behind the Shield: The Police in Urban Society." Anchor Books 1969.

MLA (9th ed.) Citation

Niederhoffer, Arthur. "Behind the Shield: The Police in Urban Society." Anchor Books, 1969.

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