APA (7th ed.) Citation

Stafford, P. (1983). Psychedelics encyclopedia (Rev. ed., 2nd ed.).

Chicago Style (17th ed.) Citation

Stafford, Peter. Psychedelics Encyclopedia. Rev. ed., 2nd ed. Mifflin, 1983.

MLA (9th ed.) Citation

Stafford, Peter. Psychedelics Encyclopedia. Rev. ed., 2nd ed. 1983.