00553nam a22002057a 4500 BD-DhUL 20150115115329.0 150115s2004 ii ||||| |||| 00| 0 eng d 8123911459 BD-DhUL BD-DhUL 621.3822 GOP Gopal, R. Problems and solutions in signals and systems / R. Gopal. New Delhi : CBS, c2004. [8]. 354 p. ; 21 cm. USD. 5.04 CBS problems and solutions series signals ddc BK 31505 31505 0 0 ddc 0 621_382200000000000_GOP 0 NFIC 59389 DUSL DUSL GEN 2012-12-03 Purchased 621.3822 GOP 476982 2015-01-15 2015-01-15 BK