000 00308nam a2200109Ia 4500
008 171227s9999 xx 000 0 und d
100 _aHartman, Howard L
245 _aIntroductory Mining Engineering
300 _aViii+633
365 _b500
520 _aIntroductory,Mining,Engineering,Mining Engineering
650 _aMining Engineering
999 _c172911
_d172911