APA (7th ed.) Citation

Nebel, B. J., & Wright, R. T. (1993). Environmental science: The way the world works (4th.ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Nebel, Bernard J., and Richard T. Wright. Environmental Science: The Way the World Works. 4th.ed. Englewood Cliffs: Prentice Hall, 1993.

MLA (9th ed.) Citation

Nebel, Bernard J., and Richard T. Wright. Environmental Science: The Way the World Works. 4th.ed. Prentice Hall, 1993.