Cita APA (7a ed.)
Li Pun, H., Jabbar, M., & Thornton, P. K. (1999). Ecoregional research at ILRI: Background. International Livestock Research Institute.
Cita Chicago Style (17a ed.)
Li Pun, H.H., M.A Jabbar, y Philip K. Thornton. Ecoregional Research at ILRI: Background. International Livestock Research Institute, 1999.
Cita MLA (9a ed.)
Li Pun, H.H., et al. Ecoregional Research at ILRI: Background. International Livestock Research Institute, 1999.
Precaución: Estas citas no son 100% exactas.