APA (7th ed.) Citation

Shreve, R. L. (1968). The Blackhawk landslide. Geological Society of America.

Chicago Style (17th ed.) Citation

Shreve, Ronald L. The Blackhawk Landslide. Boulder, Colo.: Geological Society of America, 1968.

MLA (9th ed.) Citation

Shreve, Ronald L. The Blackhawk Landslide. Geological Society of America, 1968.

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