Cita APA (7a ed.)

Ashton, C. H. (1997). Therapeutic uses of cannabis. Harwood Academic.

Cita Chicago Style (17a ed.)

Ashton, C. H. Therapeutic Uses of Cannabis. Amsterdam [etc.]: Harwood Academic, 1997.

Cita MLA (9a ed.)

Ashton, C. H. Therapeutic Uses of Cannabis. Harwood Academic, 1997.