Cite

The Greensboro Four, 30th anniversary of sit-ins, February 1st 1990 [graphic] /

MLA

Hairston, Otis L.,1945-photographer.. "The Greensboro Four, 30th anniversary of sit-ins, February 1st 1990 [graphic] /." Library of Congress. 1990, http://hdl.loc.gov/loc.pnp/ppmsca.49344.

APA

Hairston, Otis L.,1945-photographer. (1990). The Greensboro Four, 30th anniversary of sit-ins, February 1st 1990 [graphic] /. Retrieved from http://hdl.loc.gov/loc.pnp/ppmsca.49344

Chicago

Hairston, Otis L.,1945-photographer.. "The Greensboro Four, 30th anniversary of sit-ins, February 1st 1990 [graphic] /." 1990. April 22, 2026. http://hdl.loc.gov/loc.pnp/ppmsca.49344.