000 00405nam a2200145Ia 4500
008 180611s9999||||xx |||||||||||||| ||und||
041 _aen
082 _a630
100 _aRoth Lawrence,O.harry Field
245 3 _aAn Introduction to Agricultural engineering:A Problem Solving Approach
250 _a2nd
260 _bVan Nostrand Reinhold.. New Y
_cork 1991
300 _avi,346p;in
942 _cLL
999 _c8695
_d8695