Glossary of educational technology terms 
 = Glossaire des termes de technologie éducative 
/ UNESCO 
. - 2nd ed. revue et augm. = rev. and enlarged 
. - Paris  : UNESCO, 1987
. - 263 p.  ; 21 cm. 
<br/><br/>Index 
<br/><br/><label>ISBN: </label>9230025178 
<br/><br/><label>Source: </label> Dons divers 
<br/><br/><label>Universal Decimal Class. No.: </label>370.002.