Sammons, Laney <br/><br/>
Building mathematical comprehension / 
Laney Sammons, foreward by Ruth M. Harbin. 
 - CA :  Shell Educational Publishing, Inc.,  c2011. 
 - 304p. : ill. ; 24 cm. 
<br/><br/> Includes bibliographic references and appendix 
<br/><br/><label>ISBN: </label>978-1-4258-0789-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching.<br/>Mathematical Optimation.