APA (7th ed.) Citation

Smithson, R. (2015). A Sedimentation of the Mind. Earth Projects, 1968. Materiality.

Chicago Style (17th ed.) Citation

Smithson, Robert. "A Sedimentation of the Mind. Earth Projects, 1968." Materiality 2015.

MLA (8th ed.) Citation

Smithson, Robert. "A Sedimentation of the Mind. Earth Projects, 1968." Materiality, 2015.

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