Poole, D. M., Butcher, W. S., & Fisher, R. L. (1951). The use and accuracy of the Emery Settling Tube for sand analysis. U.S. Beach Erosion Board.
Chicago Style (17th ed.) CitationPoole, D. M., William Samuel Butcher, and R. L. Fisher. The Use and Accuracy of the Emery Settling Tube for Sand Analysis. La Jolla ; [Washington]: U.S. Beach Erosion Board, 1951.
MLA (9th ed.) CitationPoole, D. M., et al. The Use and Accuracy of the Emery Settling Tube for Sand Analysis. U.S. Beach Erosion Board, 1951.
Warning: These citations may not always be 100% accurate.