Cita APA (7a ed.)

Abel, E. L. (1979). A comprehensive guide to the Cannabis literature. Greenwood Press.

Cita Chicago Style (17a ed.)

Abel, Ernest L. A Comprehensive Guide to the Cannabis Literature. Westport, Conn. [u.a.]: Greenwood Press, 1979.

Cita MLA (9a ed.)

Abel, Ernest L. A Comprehensive Guide to the Cannabis Literature. Greenwood Press, 1979.