Graciǹ y Morales, B., & Maurer, C. (1992). The art of worldly wisdom: A pocket oracle. Doubleday.
Chicago Style aipamenaGraciǹ y Morales, Baltasar, and Christopher Maurer. The Art of Worldly Wisdom: A Pocket Oracle. New York: Doubleday, 1992.
MLA aipamenaGraciǹ y Morales, Baltasar, and Christopher Maurer. The Art of Worldly Wisdom: A Pocket Oracle. Doubleday, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.