The nature and origins of mathematical skills 
edited by Jamie I. D. Campbell 
 - Amsterdam  North-Holland  1992 
 - 569 p. :  ill. ;  23 cm. 
 - Advances in psychology  91 .
<br/><br/><label>ISBN: </label>0444890149  RM445.20 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical ability