Guido, Ryan Manuel D. Fundamentals of environmental science / Ryan Manuel D. Guido, Rizaldy E. Garcia, Julius L. Menerez, Alexander B. Quilang, Noel D. Binag - Mandaluyong City: Books Atbp. Publishing, c2015. - x, 179p.; ill. Includes references ISBN: 971-0412-98-3 Subjects--Topical Terms: Environmental science Dewey Class. No.: Fil. 333.7 F981 2015