APA (7th ed.) Zitazioa

Van Pelt, N. (1997). Heart to heart: The art of communication. Editorial Safeliz.

Chicago Style (17th ed.) Zitazioa

Van Pelt, Nancy. Heart to Heart: The Art of Communication. Grand Rapids: Editorial Safeliz, 1997.

MLA (9th ed.) Zitazioa

Van Pelt, Nancy. Heart to Heart: The Art of Communication. Editorial Safeliz, 1997.