000 00458nam a2200157Ia 4500
008 231128s9999 xx 000 0 und d
020 _a971-93048-1-2
040 _aPHSA
_cPHSA
082 _aFIL 577 L62 1999 c.1
100 _aEsmundo, Rosalinda R. Pagulayan, Roberto C. Payawal, Pacifico C.
245 0 _aLife and the planet earth
260 _aQuezon City, Philippines
_bLearning Resource Center
_c1999
300 _a211 p.
942 _cBK
999 _c648
_d648