Leopold, L. B. (1960). Conservation and protection. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationLeopold, Luna B. Conservation and Protection. Washington: United States Department of the Interior, Geological Survey, 1960.
MLA (9th ed.) CitationLeopold, Luna B. Conservation and Protection. United States Department of the Interior, Geological Survey, 1960.
Warning: These citations may not always be 100% accurate.