TY - BOOK T1 - Seven lenses or environmental principles as if adult mattered A2 - Galang, Angelina P. A2 - Reyes, Donna Paz T. A2 - Dela Cruz, Editha L. A2 - Oliva, Ma. Teresa M. A2 - Pinpin, Lilibeth A2 - Mesina, Sylvia R. A2 - Wood, Ma. Rosario G. LA - English PP - Makati City PB - Bookmark YR - 2003 UL - https://tuklas.up.edu.ph/Record/UP-99796217610368885 OP - 94 CN - GE 70 S483 SN - 9715694608 KW - Environmental education. KW - Environmental sciences. ER -