APA (7th ed.) Citation

Hile, R. O. (1977). The collected papers of Ralph Hile, 1928-73. U.S. Department of the Interior, Fish and Wildlife Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off.

Chicago Style (17th ed.) Citation

Hile, Ralph Oscar. The Collected Papers of Ralph Hile, 1928-73. Washington: U.S. Department of the Interior, Fish and Wildlife Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1977.

MLA (9th ed.) Citation

Hile, Ralph Oscar. The Collected Papers of Ralph Hile, 1928-73. U.S. Department of the Interior, Fish and Wildlife Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off, 1977.