APA-referens (7:e uppl.)

Lyons, L., Friedman, M., & Close, C. (1980). Close portraits: [Walker Art Center, 28 September - 16 November 1980. Whitney Museum of American Art, New York, 14 April - 21 June 1981] / by Lisa Lyons and Martin Friedman.

Chicago-referens (17:e uppl.)

Lyons, Lisa, Martin Friedman, och Chuck Close. Close Portraits: [Walker Art Center, 28 September - 16 November 1980. Whitney Museum of American Art, New York, 14 April - 21 June 1981] / by Lisa Lyons and Martin Friedman. Minneapolis, 1980.

MLA-referens (8:e uppl.)

Lyons, Lisa, et al. Close Portraits: [Walker Art Center, 28 September - 16 November 1980. Whitney Museum of American Art, New York, 14 April - 21 June 1981] / by Lisa Lyons and Martin Friedman. 1980.