Letters to the Editor. 

 - Paris-FR  :   Unesco,   1991. 
 - p. 53 
 - Trimestral 
 - Vol. XLIII, no. 169-1 (1991) 
 - Museum ;   no. 169-1 .
 - Francia.   Unesco. .
<br/><br/> And what's more...  Parks and gardens of delight.