Munman, Robert. <br/><br/>
MUSE. Annual of the Museum of art and archaeology ;   no.5 

 - Missouri-US :   University of Missouri-Columbia,   1971. 
 - páginas 43-48 :   ilustraciones blanco y negro 
 - Anual 
 - No.5 (1971) 
 - MUSE. Annual of the Museum of art and archaeology ;   no.5 .
 - University of Missouri-Columbia. .