Cita APA (7a ed.)

Yarrington, D. (1997). A coffee frontier: Land, society, and politics in Duaca, Venezuela, 1830-1936. University of Pittsburgh Press.

Cita Chicago Style (17a ed.)

Yarrington, Doug. A Coffee Frontier: Land, Society, and Politics in Duaca, Venezuela, 1830-1936. Pittsburgh: University of Pittsburgh Press, 1997.

Cita MLA (9a ed.)

Yarrington, Doug. A Coffee Frontier: Land, Society, and Politics in Duaca, Venezuela, 1830-1936. University of Pittsburgh Press, 1997.