Sally, Judith D <br/><br/>
Roots to research:   A vertical development of mathematical problems 
Judith D Sally and Paul J Sally 
 - NewDelhi  AMS  2007 
<br/><br/><label>ISBN: </label>9780821887257 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics-Study -- Teaching
<br/><br/><label>Dewey Class. No.: </label>510.7    / SAL.R