APA (7th ed.) Citation

Tsai, E., & Smithson, R. (1991). Robert Smithson unearthed: Drawings, collages, writings / Eugenie Tsai. Columbia University Press.

Chicago Style (17th ed.) Citation

Tsai, Eugenie, and Robert Smithson. Robert Smithson Unearthed: Drawings, Collages, Writings / Eugenie Tsai. New York: Columbia University Press, 1991.

MLA (8th ed.) Citation

Tsai, Eugenie, and Robert Smithson. Robert Smithson Unearthed: Drawings, Collages, Writings / Eugenie Tsai. Columbia University Press, 1991.

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