Cortes, L. P. (1986). A survey of the environmental knowledge, comprehension, responsibility, and interest of the secondary level students and teachers in the Philippines. UMI Dissertation Services.
Chicago Style (17th ed.) CitationCortes, Leticia P. A Survey of the Environmental Knowledge, Comprehension, Responsibility, and Interest of the Secondary Level Students and Teachers in the Philippines. Ann Arbor, Mich: UMI Dissertation Services, 1986.
MLA (9th ed.) CitationCortes, Leticia P. A Survey of the Environmental Knowledge, Comprehension, Responsibility, and Interest of the Secondary Level Students and Teachers in the Philippines. UMI Dissertation Services, 1986.
Warning: These citations may not always be 100% accurate.