Van Pelt, N. (1997). Heart to heart: The art of communication. Editorial Safeliz.
Dyfyniad Arddull ChicagoVan Pelt, Nancy. Heart to Heart: The Art of Communication. Grand Rapids: Editorial Safeliz, 1997.
Dyfyniad MLAVan Pelt, Nancy. Heart to Heart: The Art of Communication. Editorial Safeliz, 1997.
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