Cita APA (7a ed.)

Willette, R. E. (1976). Cannabinoid assays in humans. NIDA research monograph.

Cita Chicago Style (17a ed.)

Willette, Robert E. "Cannabinoid Assays in Humans." NIDA Research Monograph 1976.

Cita MLA (8a ed.)

Willette, Robert E. "Cannabinoid Assays in Humans." NIDA Research Monograph, 1976.