Não informado. (1973). Journal of Altered States of Consciousness. Barrywood Publishing.
Chicago-referens (17:e uppl.)Não informado. Journal of Altered States of Consciousness. Farmingdale, NY: Barrywood Publishing, 1973.
MLA-referens (8:e uppl.)Não informado. Journal of Altered States of Consciousness. Barrywood Publishing, 1973.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.