000 00289nam a2200133Ia 4500
008 161121s9999 xx 000 0 und d
100 _aRoberts R D
245 0 _aEarths History :An Introduction to Mode
260 _cNIL
365 _b0
650 _aNIL
652 _a#N/A
942 _cBK
999 _c8198
_d8198