Cita APA (7a ed.)
Ericksen, P. J., Leeuw, J. d., Thornton, P. K., Said, M. Y., Notenbaert, A. M. O., Herrero, M., & Ayantunde, A. A. (2011). Climate variability and climate change in pastoral systems. International Livestock Research Institute.
Cita Chicago Style (17a ed.)
Ericksen, Polly J., Jan de Leeuw, Philip K. Thornton, Mohammed Yahya Said, An Maria Omer Notenbaert, Mario Herrero, y Augustine A. Ayantunde. Climate Variability and Climate Change in Pastoral Systems. International Livestock Research Institute, 2011.
Cita MLA (9a ed.)
Ericksen, Polly J., et al. Climate Variability and Climate Change in Pastoral Systems. International Livestock Research Institute, 2011.
Precaución: Estas citas no son 100% exactas.