Stevens, J. O. (1971). Awareness: Exploring, experimenting, experiencing. Real People Press.
Chicago-viite (17. p.)Stevens, John O. Awareness: Exploring, Experimenting, Experiencing. Moab, Utah: Real People Press, 1971.
MLA-viite (9. p.)Stevens, John O. Awareness: Exploring, Experimenting, Experiencing. Real People Press, 1971.
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