University of the Philippine Diliman. National Instititute for Science and Mathematics Education Development (UP NISMED). (2003). Practical work in elementary school science, grade 3: Sourcebook for teachers. The Institute.
Citação do estilo Chicago (17ª ed.)University of the Philippine Diliman. National Instititute for Science and Mathematics Education Development (UP NISMED). Practical Work in Elementary School Science, Grade 3: Sourcebook for Teachers. Diliman, Quezon City: The Institute, 2003.
Citação MLA (9ª ed.)University of the Philippine Diliman. National Instititute for Science and Mathematics Education Development (UP NISMED). Practical Work in Elementary School Science, Grade 3: Sourcebook for Teachers. The Institute, 2003.
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