Goldschneider, G., & Elffers, J. (1999). The secret language of destiny: A personology guide to finding your life purpose. Viking Studio.
Citación estilo ChicagoGoldschneider, Gary, and Joost Elffers. The Secret Language of Destiny: A Personology Guide to Finding Your Life Purpose. New York: Viking Studio, 1999.
Cita MLAGoldschneider, Gary, and Joost Elffers. The Secret Language of Destiny: A Personology Guide to Finding Your Life Purpose. Viking Studio, 1999.
Warning: These citations may not always be 100% accurate.