Methods and statistical needs for educational planning. 

 - Paris, [London,  Paris, [London,  Organization for Economic Cooperation and Development. H.M.S.O.,  Organization for Economic Cooperation and Development. H.M.S.O.,  1967] 
<br/><br/>Bibliographical footnotes. 
<br/><br/><label>LCCN: </label>67094249 //r85 
<br/><br/><label>Nat. Bib. No.: </label>B67-9976 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational planning -- Statistical methods.--Educational planning -- Statistical methods.
<br/><br/><label>LC Class. No.: </label>LB2846  / .O7 
<br/><br/><label>Dewey Class. No.: </label>370/.1/82