Ledgard, Henry F., 1943- <br/><br/>
Elementary Pascal / 
as chronicled by John H. Watson ; edited with commentaries by Henry Ledgard and Andrew Singer` 
 - Student ed. 
 - Chicago, Ill. :  Science Research Associates,  1982. 
 - xiv, 350 p. : ill. ; 23 cm. 
<br/><br/> Includes index.  AACR2 21.4C1 
<br/><br/><label>ISBN: </label>0574213805 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pascal (computer program language).