APA引文

American Association of Port Authorities, Pacific Coast Association of Port Authorities, Association of Pacific and Far East Ports, European Harbor and Dock Association, Society of Terminal Engineers, & American Shore and Beach Preservation Association. World ports. s.n.].

Chicago Style (17th ed.) Citation

American Association of Port Authorities, Pacific Coast Association of Port Authorities, Association of Pacific and Far East Ports, European Harbor and Dock Association, Society of Terminal Engineers, and American Shore and Beach Preservation Association. World Ports. [New York: s.n.].

MLA引文

American Association of Port Authorities, et al. World Ports. s.n.].