000 00304nam a2200121Ia 4500
008 190829s9999 xx 000 0 und d
082 _a552
_bTYR/PR
100 _aTYRRELL, G.W.
245 0 _aPRINCIPLES OF PETROLOGY
250 _a1st Ed.
260 _bB.I. Publications, Madras
_aMadras
_c1982
942 _cBK
999 _c4718
_d4718