Point to det maps and mathematical programming/ 
edited by P.  Huard 
 - Amsterdam  North-Holland Publishing Company  1979 
 - viii, 190p. ill 
<br/><br/>includes biblographical refernces 
<br/><br/><label>ISBN: </label>444852433 
<br/><br/><label>LC Class. No.: </label>QA 402.5