Hart, William L. <br/><br/>
Preparation for calculus 
William L. Hart 
 - Scranton, Pa.  Intext Educational Pub.  1971 
 - 367 p. ; 24 cm. 
<br/><br/><label>ISBN: </label>0700223509 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus