Cita APA

Balslev, H., & Luteyn, J. (1992). Páramo: An andean ecosystem under human influence. San Diego, Calif.: Academic Press.

Citación estilo Chicago

Balslev, H., y J.L Luteyn. Páramo: An Andean Ecosystem Under Human Influence. San Diego, Calif.: Academic Press, 1992.

Cita MLA

Balslev, H., y J.L Luteyn. Páramo: An Andean Ecosystem Under Human Influence. San Diego, Calif.: Academic Press, 1992.