Cita APA (7th ed.)
Van Pelt, N. (1997). Heart to heart: The art of communication. Editorial Safeliz.
Cita Chicago (17th ed.)
Van Pelt, Nancy. Heart to Heart: The Art of Communication. Grand Rapids: Editorial Safeliz, 1997.
Cita MLA (9th ed.)
Van Pelt, Nancy. Heart to Heart: The Art of Communication. Editorial Safeliz, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.