APA (7th ed.) Citation

Evans, A. M. (1997). An Introduction to economic geology and its environmental: Impact. Blackwell.

Chicago Style (17th ed.) Citation

Evans, Anthony M. An Introduction to Economic Geology and Its Environmental: Impact. Oxford: Blackwell, 1997.

MLA (9th ed.) Citation

Evans, Anthony M. An Introduction to Economic Geology and Its Environmental: Impact. Blackwell, 1997.