Cita APA (7th ed.)

United States. National Park Service, Smithsonian Institution, & Festival of American Folklife. (1991). Festival of American Folklife, June 28-July 1 and July 4-July 7. Smithsonian Institution.

Cita Chicago (17th ed.)

United States. National Park Service, Smithsonian Institution, i Festival of American Folklife. Festival of American Folklife, June 28-July 1 and July 4-July 7. [Washington, D.C.]: Smithsonian Institution, 1991.

Cita MLA (9th ed.)

United States. National Park Service, et al. Festival of American Folklife, June 28-July 1 and July 4-July 7. Smithsonian Institution, 1991.