APA (7th ed.) Citation

Cole, J. W., & Wolf, E. R. (1974). The hidden frontier: Ecology and ethnicity in an Alpine valley. Academic Press.

Chicago Style (17th ed.) Citation

Cole, John W., and Eric R. Wolf. The Hidden Frontier: Ecology and Ethnicity in an Alpine Valley. [New York]: Academic Press, 1974.

MLA (9th ed.) Citation

Cole, John W., and Eric R. Wolf. The Hidden Frontier: Ecology and Ethnicity in an Alpine Valley. Academic Press, 1974.