00342nam a2200157Ia 4500008004100000020000900041035001000050082001500060100001800075245002600093250000800119260003300127300000900160500000900169650000600178210723s9999||||xx |||||||||||||| ||und||  aNULL  a33566  a629.8BGUP  aGupta, Das S. 0aControl System Theory  a4th  aNew DelhibKhanna Publishers  a1052  a2765  a-