APA (7th ed.) Citation

Laws, E. A. (1993). Aquatic pollution: An introductory text (2nd ed.). John Wiley and Sons.

Chicago Style (17th ed.) Citation

Laws, Edward A. Aquatic Pollution: An Introductory Text. 2nd ed. New York: John Wiley and Sons, 1993.

MLA (9th ed.) Citation

Laws, Edward A. Aquatic Pollution: An Introductory Text. 2nd ed. John Wiley and Sons, 1993.