UNESCO <br/><br/>
Conservation standards for works of art in transit and on exhibition 

 - [S.l]  UNESCO  1979 
 - 129 p. 
<br/><br/> includes appendix & index<br/> 
<br/><br/><label>ISBN: </label>9231016288 
<br/><br/><label>Dewey Class. No.: </label>69.4  / UNE