000 00264nam a2200121Ia 4500
654 _aCIVI
100 _aTymel, G.W.
245 _aPrinciples Of Petrology.
260 _bMethuen & Co. Ltd. London.
_c1950
082 _bTYM
300 _a283p.
999 _c27905
_d27905
041 _aeng
655 _aC-03
546 _aText in English
300 _c23 cm.