Ziemer, Rodger E. <br/><br/>
Signals and systems :  continuous and discrete / 
Rodger E. Ziemer, William H. Tranter, D. Ronald Fannin. 
 - 4th ed. 
 - India :  Pearson Education,  c1998 [2002 reprin]. 
 - xvii, 622 p. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9788178082967 8178082969 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System analysis.<br/>Discrete-time systems.<br/>Digital filters (Mathematics)
<br/><br/><label>Dewey Class. No.: </label>621.3822  / ZIS 2002