Exhibition catalogues
Tentoonstellingscatalogi
New York: The Museum of Modern Art; [1958]
Exhibition held in : The Museum of Modern Art, New York 1958/04/09-1958/06/01. The Minneapolis Institute of Arts, 1958/06/24-1958/07/24. San Fransisco Museum of Art, 1958/08/11-1958/09/14. Los Angeles County Museum, 1958/09/29-1958/10/26.