Cita APA (7a ed.)

Bryan, K. (1927). Pedestal rocks formed by differential erosion. Gov. Print. Off..

Cita Chicago Style (17a ed.)

Bryan, Kirk. Pedestal Rocks Formed by Differential Erosion. Washington, D.C.: Gov. Print. Off., 1927.

Cita MLA (8a ed.)

Bryan, Kirk. Pedestal Rocks Formed by Differential Erosion. Gov. Print. Off., 1927.

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