APA (7th ed.) Citation

Hart, J. P. (1999). 50 portrait lighting techniques for pictures that sell. Amphoto.

Chicago Style (17th ed.) Citation

Hart, John Patrick. 50 Portrait Lighting Techniques for Pictures That Sell. New York: Amphoto, 1999.

MLA (9th ed.) Citation

Hart, John Patrick. 50 Portrait Lighting Techniques for Pictures That Sell. Amphoto, 1999.