000 00457nam a2200181Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a552
_bT993
100 _aTyrrell G W
245 _aPrinciples of petrology
_ban introduction to the science of rocks
250 _a2nd
260 _aLondon
_bMethuen
_c1960
300 _axii,349p.
650 _aPetrology
650 _aScience of rocks
942 _cBK
999 _c45854
_d45854