The Encyclopedia of Photography. Vol. 19, SPA-TRA / Willard D. Morgan ; editors: P.W. Backer, P.M. MIkoda, Francis P. Lee, Wally Gentelman, Lloyd E. Vander, David Blumenthal, Erwin A. Bauer and others.
საგამომცემლო ცნობები
New-York ; Toronto ; London : Greystone press, 1974.