Cita APA (7a ed.)

Bryan, C., & Crawshaw, P. (1978). Law and social policy. Core knowledge in the drug field.

Cita Chicago Style (17a ed.)

Bryan, C., y Patrick Crawshaw. "Law and Social Policy." Core Knowledge in the Drug Field 1978.

Cita MLA (8a ed.)

Bryan, C., y Patrick Crawshaw. "Law and Social Policy." Core Knowledge in the Drug Field, 1978.