Cita APA (7a ed.)
Alston, J. M., Pardey, P. G., & Piggott, R. R. (2006). Introduction and Overview [In Agricultural R&D in the developing world]. International Food Policy Research Institute.
Cita Chicago Style (17a ed.)
Alston, Julian M., Philip G. Pardey, y Roley R. Piggott. Introduction and Overview [In Agricultural R&D in the Developing World]. International Food Policy Research Institute, 2006.
Cita MLA (9a ed.)
Alston, Julian M., et al. Introduction and Overview [In Agricultural R&D in the Developing World]. International Food Policy Research Institute, 2006.
Precaución: Estas citas no son 100% exactas.