Cita APA (7a ed.)
Birner, R., Gupta, S., & Sharma, N. (2011). Conceptual framework and research methods. International Food Policy Research Institute.
Cita Chicago Style (17a ed.)
Birner, Regina, Surupa Gupta, y Neeru Sharma. Conceptual Framework and Research Methods. International Food Policy Research Institute, 2011.
Cita MLA (9a ed.)
Birner, Regina, et al. Conceptual Framework and Research Methods. International Food Policy Research Institute, 2011.
Precaución: Estas citas no son 100% exactas.