000 00310nam a22001217a 4500
999 _c59
_d59
020 _a978-621415-057-1
082 _aFil. 550 D37 c2016
100 _aDela Peña Jr., Renato A.
245 _aEarth science
260 _aPhilippines:
_bJFS Pubishing Services;
_cc2016
300 _aiv, 185p. : ill. ; 255cm
942 _cBK