Casty, Alan. <br/><br/>
Building writing skills :  A programmed approach to sentences and paragraphs / 
by Alan Casty. 
 - New York :  Harcourt Brace Jovanovich,  c1971. 
 - viii, 273 p. 
<br/><br/><label>ISBN: </label>0155055941 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language-sentences.
<br/><br/><label>LC Class. No.: </label>PE1408  / .C3