000 00364nam a2200121Ia 45e0
008 181001s1954 xx 000 0 und d
100 _aTilley S.R.
245 0 _aHarkers petrology for students
250 _a8th
260 _bCambridge uni. Press
_c1954
300 _a283
942 _2ddc
_cBK
999 _c476
_d476