APA (7th ed.) Citation

Karlstrom, T. N. V. (1956). The problem of the Cochrane in late Pleistocene chronology. [U.S. Department of the Interior, U.S. Geological Survey].

Chicago Style (17th ed.) Citation

Karlstrom, Thor N. V. The Problem of the Cochrane in Late Pleistocene Chronology. [Washington, D.C.]: [U.S. Department of the Interior, U.S. Geological Survey], 1956.

MLA (9th ed.) Citation

Karlstrom, Thor N. V. The Problem of the Cochrane in Late Pleistocene Chronology. [U.S. Department of the Interior, U.S. Geological Survey], 1956.