APA (7th ed.) Citation

Cole, J. W., & Wolf, E. R. (1999). The hidden frontier: Ecology and ethnicity in an alpine valley. University of California Press.

Chicago Style (17th ed.) Citation

Cole, John W., and Eric R. Wolf. The Hidden Frontier: Ecology and Ethnicity in an Alpine Valley. Berkeley: University of California Press, 1999.

MLA (9th ed.) Citation

Cole, John W., and Eric R. Wolf. The Hidden Frontier: Ecology and Ethnicity in an Alpine Valley. University of California Press, 1999.