Mathematics reform in the primary school;  a report of a meeting of experts held in Hamburg during January, 1966. 
Prepared and edited by J. D. Williams. 
 - Hamburg,  Unesco Institute for Education,  1967. 
<br/><br/>Bibliography: p. 125-126. 
<br/><br/><label>LCCN: </label>68072938 //r84 
<br/><br/><label>Nat. Bib. No.: </label>GDB*** 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics -- Study and teaching (Primary) -- Congresses.--Mathematics -- Study and teaching (Primary) -- Congresses.--Mathematics -- Study and teaching (Primary) -- Congresses.
<br/><br/><label>LC Class. No.: </label>QA135.5  / .M38 
<br/><br/><label>Dewey Class. No.: </label>372.7