Sally, Judith D. <br/><br/>
Roots to research : a vertical development of mathematical problems   
Judith D. Sally and Paul J. Sally 
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 - Providence   American Mathematical Society   2007 
 - 338 
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<br/><br/><label>ISBN: </label>9780821887257 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics - Research.
<br/><br/><label>Dewey Class. No.: </label>510.72 SAL-J