Graciǹ y Morales, B., & Jacobs, J. (2004). The art of worldly wisdom. Shambhala.
Lua i Stíl Chicago (17ú heag.)Graciǹ y Morales, Baltasar, agus Joseph Jacobs. The Art of Worldly Wisdom. Boston, MA: Shambhala, 2004.
Lua MLA (8ú heag.)Graciǹ y Morales, Baltasar, agus Joseph Jacobs. The Art of Worldly Wisdom. Shambhala, 2004.
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