APA aipamena

Costa, L. C. (2006). Personal strivings, spirituality and academic achievement.

Chicago Style aipamena

Costa, Liza C. Personal Strivings, Spirituality and Academic Achievement. 2006.

MLA aipamena

Costa, Liza C. Personal Strivings, Spirituality and Academic Achievement. 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.