Cita APA (7a ed.)
German, L., Villamor, G. B., Twine, E. E., Velarde, S., & Kidane, B. (2009). Environmental services and the precautionary principle: Using scenarios to reconcile conservation and livelihood objectives in upper catchments.
Cita Chicago Style (17a ed.)
German, L., Grace B. Villamor, Edgar E. Twine, S.J Velarde, y B. Kidane. Environmental Services and the Precautionary Principle: Using Scenarios to Reconcile Conservation and Livelihood Objectives in Upper Catchments. 2009.
Cita MLA (9a ed.)
German, L., et al. Environmental Services and the Precautionary Principle: Using Scenarios to Reconcile Conservation and Livelihood Objectives in Upper Catchments. 2009.
Precaución: Estas citas no son 100% exactas.