APA (7th ed.) Citation

Leopold, L. B. (1962). A national network of hydrologic bench marks: Conservation networks. U.S. Dept. of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Leopold, Luna B. A National Network of Hydrologic Bench Marks: Conservation Networks. Washington: U.S. Dept. of the Interior, Geological Survey, 1962.

MLA (9th ed.) Citation

Leopold, Luna B. A National Network of Hydrologic Bench Marks: Conservation Networks. U.S. Dept. of the Interior, Geological Survey, 1962.