APA (7th ed.) Citation

Costanza, R. (1997). An introduction to ecological economics. International Society for Ecological Economics.

Chicago Style (17th ed.) Citation

Costanza, Robert. An Introduction to Ecological Economics. Boca Raton, Fla. : St. Lucie Press ; [s.l.]: International Society for Ecological Economics, 1997.

MLA (8th ed.) Citation

Costanza, Robert. An Introduction to Ecological Economics. International Society for Ecological Economics, 1997.