Cita APA (7a ed.)
Penning de Vries, F. W. T., Van Keulen, H., Rabbinge, R., & Luyten, J. C. (1995). Biophysical limits to global food production. International Food Policy Research Institute.
Cita Chicago Style (17a ed.)
Penning de Vries, Frits W. T., H. Van Keulen, R. Rabbinge, y J. C. Luyten. Biophysical Limits to Global Food Production. International Food Policy Research Institute, 1995.
Cita MLA (9a ed.)
Penning de Vries, Frits W. T., et al. Biophysical Limits to Global Food Production. International Food Policy Research Institute, 1995.
Precaución: Estas citas no son 100% exactas.