Working words in spelling / 
by G. Willard Woodruff, George N. Moore ; with Robert G. Forest, Frank DeGeommarino, Donald Johnson ; illustrated by Nancy King 
 - 2nd ed. 
 - Woburn, Mass. :  Curriculum Associates,  1981 
 - 8v. :  ill. ;  28cm. + 8 teacher's editions 
 - Spelling Skills Center : primary .
 - Spelling Skills Center : primary .
<br/><br/><label>ISBN: </label>0891875859 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Orthography and spelling--Problems, exercises, etc.
<br/><br/><label>Dewey Class. No.: </label>421.54 WOO