APA (7th ed.) Citation

Cloward, R. A., & Ohlin, L. E. (1961). Delinquency and opportunity: A theory of delinquent gangs. Free Press.

Chicago Style (17th ed.) Citation

Cloward, Richard A., and Lloyd E. Ohlin. Delinquency and Opportunity: A Theory of Delinquent Gangs. New York: Free Press, 1961.

MLA (9th ed.) Citation

Cloward, Richard A., and Lloyd E. Ohlin. Delinquency and Opportunity: A Theory of Delinquent Gangs. Free Press, 1961.