00342    a2200121   4500020001800000082001700018100001900035245005500054260005100109300002100160650002000181650001900201  a9788120331242  a621.317bGHO  aGhosh, Arum K.  aIntroduction to linear and digital control systems  aNew DelhibPrentice- Hall of Indiac2007g2007  axv, 580p.c23cm.  aCONTROL DEVICES  aAPPLIED PHSICS