Behl, P. N. (1992). Positive health and happiness: The art of living (2nd ed.). CBS.
Chicago-viite (17. p.)Behl, P. N. Positive Health and Happiness: The Art of Living. 2nd ed. Delhi: CBS, 1992.
MLA-viite (9. p.)Behl, P. N. Positive Health and Happiness: The Art of Living. 2nd ed. CBS, 1992.
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