Hainaut, L. d'. <br/><br/>
Educational systems regulation :   a methodological guide / 
L. d'  Hainaut. 
 - Paris :  Unesco,  c 1980. 
 - 59 p. ;  30 cm. 
 - Educational studies and documents,  No. 33. .
<br/><br/>346  346 
<br/><br/><label>ISBN: </label>92-3-101606-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational surveys.
<br/><br/><label>Dewey Class. No.: </label>375 / U3e