Land, P. B., & Valitski, R. (1969). Wave climatology as an aid to ship routing. U.S. Naval Oceanographic Office.
Chicago Style (17th ed.) CitationLand, Patterson B., and Robert Valitski. Wave Climatology as an Aid to Ship Routing. Washington, D.C.: U.S. Naval Oceanographic Office, 1969.
MLA (9th ed.) CitationLand, Patterson B., and Robert Valitski. Wave Climatology as an Aid to Ship Routing. U.S. Naval Oceanographic Office, 1969.
Warning: These citations may not always be 100% accurate.