APA (7th ed.) Citation

Science Education Center, U. o. t. P. (1972). Environmental science 1: Student's text Part 1 (Revised experimental ed.). Science Education Center, University of the Philippines.

Chicago Style (17th ed.) Citation

Science Education Center, University of the Philippines. Environmental Science 1: Student's Text Part 1. Revised experimental ed. Quezon City: Science Education Center, University of the Philippines, 1972.

MLA (9th ed.) Citation

Science Education Center, University of the Philippines. Environmental Science 1: Student's Text Part 1. Revised experimental ed. Science Education Center, University of the Philippines, 1972.