APA aipamena

Ronald, P. J. M. (1993). Cocaine: Scientific and Social Dimensions.

Chicago Style aipamena

Ronald, Peter J M. Cocaine: Scientific and Social Dimensions. 1993.

MLA aipamena

Ronald, Peter J M. Cocaine: Scientific and Social Dimensions. 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.