Cita APA (7a ed.)

Science Education Center, University of the Philippine. (1974). Elementary school science 4. Science Education Center.

Cita Chicago Style (17a ed.)

Science Education Center, University of the Philippine. Elementary School Science 4. Quezon City: Science Education Center, 1974.

Cita MLA (9a ed.)

Science Education Center, University of the Philippine. Elementary School Science 4. Science Education Center, 1974.