Schultes, R. E., & Hofmann, A. The botany and chemistry of hallucinogens.
Dyfyniad Arddull ChicagoSchultes, Richard Evans, and Albert Hofmann. The Botany and Chemistry of Hallucinogens.
Dyfyniad MLASchultes, Richard Evans, and Albert Hofmann. The Botany and Chemistry of Hallucinogens.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.