MacCannell, Dean. <br/><br/>
Conservation ;   Vol. 15, no. 1 

 - Los Angeles-XXUZ:  :   Getty Conservation Intitute,   2000. 
 - p. 24-27 :   il. 
 - Cuatrimestral 
 - Vol. 15, no 1(2000).  
 - Conservation ;   Vol. 15, no. 1 .
 - Getty Conservation Intitute. .