Building English skills (Yellow Level) 
Prepared by the staff of the Writing Improvement Project. 
 -  McDougal, Littell & Company.  1977 
 - 283 pages. 
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<br/><br/><label>ISBN: </label>0-88343-468-7 
<br/><br/><label>Dewey Class. No.: </label>428 b9322 1977