000 00332nam a2200157Ia 4500
008 170101s1964 xx 000 0 und d
082 _a550 P20G
100 _aPEARL, Richard M
245 0 _aGeology
250 _a3rd ed
260 _bN.Y.
_c1964
300 _a262p
650 _aGEOLOGY
653 _aGEOLOGY
942 _2ddc
_cB
999 _c20985
_d20985