00289nam a2200121Ia 4500008004100000041001200041082001100053100001700064245003700081260003400118300000800152650000700160221030s9999    xx            000 0 und d  aEnglish  a105.23  aR. C. Shukla 0aControl Systemscby R. C. Shukla  bDhanpat Rai Pub.aDelhic2008  a644  aEE