APA (7th ed.) Zitazioa

Day, R. R., Shaules, J., & Yamanaka, J. (2003). Impact values! 30 discussion topics to help you explore your own values. AUWSF.

Chicago Style (17th ed.) Zitazioa

Day, Richard R., Joseph Shaules, eta Junko Yamanaka. Impact Values! 30 Discussion Topics to Help You Explore Your Own Values. Hongkong: AUWSF, 2003.

MLA (9th ed.) Zitazioa

Day, Richard R., et al. Impact Values! 30 Discussion Topics to Help You Explore Your Own Values. AUWSF, 2003.