APA (7th ed.) Citation

National Ports Council (Great Britain). Digest of port statistics. National Ports Council.

Chicago Style (17th ed.) Citation

National Ports Council (Great Britain). Digest of Port Statistics. London: National Ports Council.

MLA (9th ed.) Citation

National Ports Council (Great Britain). Digest of Port Statistics. National Ports Council.

Warning: These citations may not always be 100% accurate.