Herdeg, W. (1968). Photigraphis 68: International annual of advertising photography. The Graphis Press.
Chicago Style (17th ed.) CitationHerdeg, Walter. Photigraphis 68: International Annual of Advertising Photography. Zurich: The Graphis Press, 1968.
MLA (9th ed.) CitationHerdeg, Walter. Photigraphis 68: International Annual of Advertising Photography. The Graphis Press, 1968.