Pilot rules for the Great Lakes and their connecting and tributary waters.

APA Citation

United States. Bureau of Marine Inspection and Navigation., United States. Bureau of Marine Inspection and Navigation. (1939). Pilot rules for the Great Lakes and their connecting and tributary waters. Edition: March 14, 1939. Washington: U.S. G.P.O..

MLA Citation

United States. Bureau of Marine Inspection and Navigation, and United States. Bureau of Marine Inspection and Navigation. Pilot Rules for the Great Lakes And Their Connecting And Tributary Waters. Edition: March 14, 1939. Washington: U.S. G.P.O., 1939.

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