University ofthe Philippines Diliman. National Institute for Science and Mathematics Education Development Elementary School Science Writing Team. (2003). Practical work in elementary school science grade 3: Sourcebook for teachers. Author.
Chicago Style (17th ed.) CitationUniversity ofthe Philippines Diliman. National Institute for Science and Mathematics Education Development Elementary School Science Writing Team. Practical Work in Elementary School Science Grade 3: Sourcebook for Teachers. Diliman, Quezon City: Author, 2003.
MLA (9th ed.) CitationUniversity ofthe Philippines Diliman. National Institute for Science and Mathematics Education Development Elementary School Science Writing Team. Practical Work in Elementary School Science Grade 3: Sourcebook for Teachers. Author, 2003.