Cita APA (7th ed.)

(1972). Environment week '72, symposium on our environment: A perspective of environment affairs and issues in the Philippines. Environmental Planning and Development Center.

Cita Chicago (17th ed.)

Environment Week '72, Symposium on Our Environment: A Perspective of Environment Affairs and Issues in the Philippines. [S.l.]: Environmental Planning and Development Center, 1972.

Cita MLA (9th ed.)

Environment Week '72, Symposium on Our Environment: A Perspective of Environment Affairs and Issues in the Philippines. Environmental Planning and Development Center, 1972.