Valenzuela, E. A. P., & Balderama, H. S. C. (2006). Directory of lifelong learning providers in the Philippines: 2006. Unesco National Commission of the Philippines.
Style de citation Chicago (17e éd.)Valenzuela, Ethel Agnes Pascua, et Helen Sophia Chua Balderama. Directory of Lifelong Learning Providers in the Philippines: 2006. Pasay City: Unesco National Commission of the Philippines, 2006.
Style de citation MLA (9e éd.)Valenzuela, Ethel Agnes Pascua, et Helen Sophia Chua Balderama. Directory of Lifelong Learning Providers in the Philippines: 2006. Unesco National Commission of the Philippines, 2006.
Attention : ces citations peuvent ne pas être correctes à 100%.