University of the Philippines Diliman. National Institutes for Science and Mathematics Education Development, Agad, M. L., Mondigo, L., & Punzalan, A. E. (2012). Coffee and chocolate. DZUP.
Chicago Style (17. basım) AtıfUniversity of the Philippines Diliman. National Institutes for Science and Mathematics Education Development, Maria Lourdes Agad, Lolita Mondigo, ve Amelia E. Punzalan. Coffee and Chocolate. Quezon City: DZUP, 2012.
MLA (9th ed.) AtıfUniversity of the Philippines Diliman. National Institutes for Science and Mathematics Education Development, et al. Coffee and Chocolate. DZUP, 2012.
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