Cita APA (7a ed.)

(1919). Causes of delinquency among fifty negro boys / by Homer K. Watson, A. B.

Cita Chicago Style (17a ed.)

Causes of Delinquency Among Fifty Negro Boys / by Homer K. Watson, A. B. 1919.

Cita MLA (9a ed.)

Causes of Delinquency Among Fifty Negro Boys / by Homer K. Watson, A. B. 1919.