Cita APA (7a ed.)

Whitaker, R. (1969). Drugs & the law: The Canadian scene. Methuen.

Cita Chicago Style (17a ed.)

Whitaker, Reginald. Drugs & the Law: The Canadian Scene. Toronto [u.a.]: Methuen, 1969.

Cita MLA (9a ed.)

Whitaker, Reginald. Drugs & the Law: The Canadian Scene. Methuen, 1969.