The Upanishads : breath of the eternal
selected and translated from the original Sanskrit by Swami Prabhavananda and Frederick Manchester
Mentor Books, 1957
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The Upanishads, breath of the eternal
translated by Swami Prabhavananda and Frederick Manchester
Vedanta Press, 1947
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Hong, Sheng
The Palace of Eternal Youth
Foreign Language Press, 2004
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Eternal enigmas: investigations into universal mysteries
London: Company Book, 1997,
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Eliade, Mircea, 1907-1986
The Myth of the eternal return or, cosmos and history
Princeton University Press, 1971
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