Fundamentals of environmental science /

Tayo, Gilma T...(et al.).

Fundamentals of environmental science / Gilma T. Tayo. - Manila : Trinitas Publishing, Inc., c2004. - 141p. : ill.

9714204585

--Environment--Ecology--Environmental protection--Environment- government policy- Philippines--Pollution

Fil. 363.7 F963 / c2004