APA (7th ed.) Citation

Newman, P. J., & Agg, A. R. (1988). Environmental protection of the North Sea. Heinemann Professional Publishing.

Chicago Style (17th ed.) Citation

Newman, P. J., and A. R. Agg. Environmental Protection of the North Sea. Oxford, England: Heinemann Professional Publishing, 1988.

MLA (9th ed.) Citation

Newman, P. J., and A. R. Agg. Environmental Protection of the North Sea. Heinemann Professional Publishing, 1988.