Everling, W <br/><br/>
Exercise in computer systems analysis 
by W.Everling 
 - Berlin  Springer-Verlag  1972 
 - iv, 184p. 
 - Lecture notes in economics and mathematical systems,No-65   .
<br/><br/><label>ISBN: </label>3540057951 
<br/><br/><label>Dewey Class. No.: </label>004  / N721