Silber, G. K. (2002). Ship traffic patterns in right whale critical habitat: Year one of the mandatory ship reporting system. U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service.
Chicago Style (17th ed.) CitationSilber, Gregory K. Ship Traffic Patterns in Right Whale Critical Habitat: Year One of the Mandatory Ship Reporting System. [Silver Spring, Md.]: U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service, 2002.
MLA (9th ed.) CitationSilber, Gregory K. Ship Traffic Patterns in Right Whale Critical Habitat: Year One of the Mandatory Ship Reporting System. U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, National Marine Fisheries Service, 2002.