Schultes, R. E., & Hofmann, A. The botany and chemistry of hallucinogens.
Chicago Style aipamenaSchultes, Richard Evans, and Albert Hofmann. The Botany and Chemistry of Hallucinogens.
MLA aipamenaSchultes, Richard Evans, and Albert Hofmann. The Botany and Chemistry of Hallucinogens.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.