Hubbell, D. W. (1964). Apparatus and techniques for measuring bedload. United States Department of the Interior, Geological Survey.
Chicago Style (17th ed.) CitationHubbell, David Wellington. Apparatus and Techniques for Measuring Bedload. Washington, D.C.: United States Department of the Interior, Geological Survey, 1964.
MLA (9th ed.) CitationHubbell, David Wellington. Apparatus and Techniques for Measuring Bedload. United States Department of the Interior, Geological Survey, 1964.
Warning: These citations may not always be 100% accurate.