Constantino, P. C., & Zafra, G. S. (1997). Kasanayan sa komunikasyon II. University of the Philippines Open University.
Style de citation Chicago (17e éd.)Constantino, Pamela C., et Galileo S. Zafra. Kasanayan Sa Komunikasyon II. Quezon City: University of the Philippines Open University, 1997.
Style de citation MLA (9e éd.)Constantino, Pamela C., et Galileo S. Zafra. Kasanayan Sa Komunikasyon II. University of the Philippines Open University, 1997.
Attention : ces citations peuvent ne pas être correctes à 100%.