Helman, Paul. <br/><br/>
Intermediate problem solving and data structures :  walls and mirrors / 
Paul Helman, Robert Veroff, Frank M. Carrano. 
 - 2nd ed. 
 - Redwood City, Calif. :  The Benjamin/Cummings Publishing,  1991. 
 - 659 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>6805303219 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic digital computers--Programming.<br/>Data structures (Computer science).