APA (7th ed.) Citation

Williams, J. (1979). Portrait photographs. Gnomon Press.

Chicago Style (17th ed.) Citation

Williams, Jonathan. Portrait Photographs. Frankfort, Ky.: Gnomon Press, 1979.

MLA (9th ed.) Citation

Williams, Jonathan. Portrait Photographs. Gnomon Press, 1979.

Warning: These citations may not always be 100% accurate.