Pinchbeck, D. (2002). Breaking open the head: A psychedelic journey into the heart of contemporary shamanism. Broadway Books.
Citace podle Chicago (17th ed.)Pinchbeck, Daniel. Breaking Open the Head: A Psychedelic Journey into the Heart of Contemporary Shamanism. New York: Broadway Books, 2002.
Citace podle MLA (9th ed.)Pinchbeck, Daniel. Breaking Open the Head: A Psychedelic Journey into the Heart of Contemporary Shamanism. Broadway Books, 2002.
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