Helman, Paul <br/><br/>
Intermediate problem solving and data structures  Walls and mirrors 
Paul Helman 
 - USA:  The benjamin/ cummings publishing company,  1991. 
 - xxv, 659 p. 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>9780805303216 
<br/><br/><label>Dewey Class. No.: </label>005.1  / HEI