· Ibrahim Zeid and R. Sivasubramanian - CAD/CAM - Theory and Practice Tata McGraw Hill Publishing...
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· Ibrahim Zeid and R. Sivasubramanian - CAD/CAM - Theory and Practice Tata McGraw Hill Publishing co. 2009 Rao P. N., Introduction to CAD/CAM Tata McGraw Hill Publishing Co. Chandrupatla