000 00248nam a2200133Ia 4500
100 _aUNESCO
_97769
250 _a1st Ed.
365 _cRs.
942 _cBK
245 _aCBT on Geology
260 _bUNESCO
_c2005
082 _bUNE
999 _c59914
_d59914
655 _a24G
546 _aText in English
041 _aeng
300 _c20 cm.