00235nam a22001097a 4500 510TUS Tuszli Frank L Elementry techanical maths New York McGrwa Hill 1978 688 BK 12451 12451 0 0 0 0 SLMS SLMS 2015-02-24 302.00 0 510TUS 7674 2015-02-24 00:00:00 BK