000			00307nam a22001217a 4500
008			181017b xxu||||| |||| 00| 0 eng d
041			_aeng
080			_21st _a620
100			_a26
101			_aMEK
245			_aMathematical and Physical Principles of Engineering Analysis _cJohnson,W.C
942			_2udc _cBK
999			_c50056 _d50056