Cita APA (7th ed.)

Alexander, D., & Fairbridge, R. W. (1999). Encyclopedia of environmental science. Kluwer Academic Publishers.

Cita Chicago (17th ed.)

Alexander, David, i Rhodes Whitmore Fairbridge. Encyclopedia of Environmental Science. Dordrecht: Kluwer Academic Publishers, 1999.

Cita MLA (9th ed.)

Alexander, David, i Rhodes Whitmore Fairbridge. Encyclopedia of Environmental Science. Kluwer Academic Publishers, 1999.