000 00430nam a22001457a 4500
041 _aeng
082 0 _a552
100 1 _aTyrrell, G. W.
245 1 4 _aThe principles of petrology :
_cG. W. Tyrrell
_ban introduction to the science of rocks
260 _aBombay :
_bAsia Publishing House,
_c1960.
300 _a349 p. ill. ;
_c21 cm.
650 4 _aPetrology
653 _aPrinciples of petrology
653 _aScience of rocks
999 _c413212
_d413147