Não informado. (1973). Journal of Altered States of Consciousness. Barrywood Publishing.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Altered States of Consciousness. Farmingdale, NY: Barrywood Publishing, 1973.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Journal of Altered States of Consciousness. Barrywood Publishing, 1973.
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