000 00387nam a2200145Ia 4500
008 211109s9999||||xx |||||||||||||| ||und||
082 _a500.2
_bBAS-E
100 _aBasic Science Series
245 0 _aEarth
260 _bMcgraw Hill Eastern
_aSingapore
_c1971
300 _a32p.
630 _xReference Reading Room
650 _aScience
_vEarth Science
_xScienceGeneralia
942 _cBOOK
999 _c62368
_d62368