APA Edition Citation

Flint, R. F., Knoof, A., & Longwell, C. R. (1934). Outline of Physical Geology (2.). John Wiley & Sons Inc.

Chicago Edition Citation

Flint, Richard F., Adolph Knoof, and Chester R. Longwell. Outline of Physical Geology. 2. New York: John Wiley & Sons Inc, 1934.

MLA Edition Citation

Flint, Richard F., et al. Outline of Physical Geology. 2. John Wiley & Sons Inc, 1934.