APA (7th ed.) Citation

Mason, C. F. (1981). Biology of freshwater pollution. Longman Scientific and Technical.

Chicago Style (17th ed.) Citation

Mason, C. F. Biology of Freshwater Pollution. England: Longman Scientific and Technical, 1981.

MLA (9th ed.) Citation

Mason, C. F. Biology of Freshwater Pollution. Longman Scientific and Technical, 1981.