Leifer, R. (1997). The happiness project: The three poisons that cause the suffering we inflict on ourselves and others. Snow Lion Publications.
Style de citation Chicago (17e éd.)Leifer, Ron. The Happiness Project: The Three Poisons That Cause the Suffering We Inflict on Ourselves and Others. Ithaca, N.Y: Snow Lion Publications, 1997.
Style de citation MLA (8e éd.)Leifer, Ron. The Happiness Project: The Three Poisons That Cause the Suffering We Inflict on Ourselves and Others. Snow Lion Publications, 1997.
Attention : ces citations peuvent ne pas être correctes à 100%.