Halpern, Richard   . <br/><br/>
Microcomputer graphics using pascal : for the IBM PC and compatibles /   Textual Documents 
Richard Halpern. 
 - New York :   Harper & Row ,   1985. 
 - NULL ;   NULL. 
<br/><br/><label>Subjects--Index Terms: </label>Programming language P 
<br/><br/><label>Dewey Class. No.: </label>005.133P  / HAL