00301nam a22001097a 4500020001800000082001600018100001900034245005700053250000800110260004000118300003300158  a9788120331242  222a629.895  aGhosh, Arun K.  aIntroduction to linear and digital control systems /  a NA  aNew Delhi, bPrentice Hall,cc2007.  axvi,580 p. ;bill. ;c24 cm.