Zapanta-Manlapaz, E., Francisco, M. E. N., & Manlapaz, R. L. (1995). The Anvil guide to research paper writing: A step by step guide. Anvil.
Cita Chicago Style (17a ed.)Zapanta-Manlapaz, Edna, Ma. Eloisa N. Francisco, y Romeo L. Manlapaz. The Anvil Guide to Research Paper Writing: A Step by Step Guide. Pasig City: Anvil, 1995.
Cita MLA (9a ed.)Zapanta-Manlapaz, Edna, et al. The Anvil Guide to Research Paper Writing: A Step by Step Guide. Anvil, 1995.
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