Cita APA (7a ed.)

Abel, E. L. (1980). Marihuana: The first twelve thousand years. Plenum Press.

Cita Chicago Style (17a ed.)

Abel, Ernest L. Marihuana: The First Twelve Thousand Years. New York [u.a.]: Plenum Press, 1980.

Cita MLA (9a ed.)

Abel, Ernest L. Marihuana: The First Twelve Thousand Years. Plenum Press, 1980.