Cita APA (7a ed.)
Boelee, E., Chiramba, T., & Khaka, E. (2011). An ecosystem services approach to water and food security. [Synthesis report]. United Nations Environment Programme.
Cita Chicago Style (17a ed.)
Boelee, Eline, T. Chiramba, y E. Khaka. An Ecosystem Services Approach to Water and Food Security. [Synthesis Report]. United Nations Environment Programme, 2011.
Cita MLA (9a ed.)
Boelee, Eline, et al. An Ecosystem Services Approach to Water and Food Security. [Synthesis Report]. United Nations Environment Programme, 2011.
Precaución: Estas citas no son 100% exactas.