APA aipamena

Hechanova, N. (2006). A manual for values development. Great Books Pub.

Chicago Style aipamena

Hechanova, Nilda. A Manual for Values Development. Quezon City: Great Books Pub, 2006.

MLA aipamena

Hechanova, Nilda. A Manual for Values Development. Great Books Pub, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.