Dyfyniad APA

Grinspoon, L., & Bakalar, J. B. (1979). Psychedelic drugs reconsidered (First edition.). Basic Books Publishers.

Dyfyniad Arddull Chicago

Grinspoon, Lester., and James B. Bakalar. Psychedelic Drugs Reconsidered. First edition. New York: Basic Books Publishers, 1979.

Dyfyniad MLA

Grinspoon, Lester., and James B. Bakalar. Psychedelic Drugs Reconsidered. First edition. Basic Books Publishers, 1979.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.