Cita APA (7a ed.)

International Congress Symposium on Cannabis & Harvey, D. (1985). Marihuana84: Proceedings/ Ninth International Congress Symposium on Cannabis, held at Helsinki in 1975. IRL Press.

Cita Chicago Style (17a ed.)

International Congress Symposium on Cannabis y D.J Harvey. Marihuana84: Proceedings/ Ninth International Congress Symposium on Cannabis, Held at Helsinki in 1975. Oxford: IRL Press, 1985.

Cita MLA (9a ed.)

International Congress Symposium on Cannabis y D.J Harvey. Marihuana84: Proceedings/ Ninth International Congress Symposium on Cannabis, Held at Helsinki in 1975. IRL Press, 1985.