Ward, C. A. (1989). Altered states of consciousness and mental health: A cross-cultural perspective. Sage.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWard, Colleen A. Altered States of Consciousness and Mental Health: A Cross-cultural Perspective. Newbury Park: Sage, 1989.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWard, Colleen A. Altered States of Consciousness and Mental Health: A Cross-cultural Perspective. Sage, 1989.
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