Ashlock, Robert B. <br/><br/>
Current research in elementary school mathematics 
Wayne L. Herman 
 - London  The Macmillan Co.,  c1970 
 - xiii, 497p.:  fig. ;  24 x 16cm 
<br/><br/> Appendices and indices at the end 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education, Elementary--Mathematics<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>372.7/A826c