00748nam a2200169 a 4500 20200204062348.0 110520s19uu xx 00 eng d 978-971-584-917-3 Arsenio, Romulo Santiago Ecological crisis, our responsibility : let us amend our lives! / Romulo Santiago Arsenio and Lourdes Monarca Valencia Arcenio; editor, Deogracias Suarez Iniguez, Jr. Quezon City : C and E Publishing, c20101. xvi, 233 p. : col. photos. Includes bibliography and index. Environmental science Arcenio, Lourdes Monarca Valencia C&E OLOPSC 178.00Php 66505 66505 0 0 ddc 0 0 HSLRC HSLRC FIL 2020-02-04 178.00 1 FIL GE 160 A72 2010 HS9251 2026-01-13 00:00:00 2026-01-06 2020-02-04 BK