APA (7th ed.) Citation

Simmons, I. G. (1993). Environmental history: A concise introduction. Blackwell.

Chicago Style (17th ed.) Citation

Simmons, I. G. Environmental History: A Concise Introduction. Oxford, UK ; Cambridge, Mass., USA: Blackwell, 1993.

MLA (9th ed.) Citation

Simmons, I. G. Environmental History: A Concise Introduction. Blackwell, 1993.