Cita APA (7a ed.)
Smith, J. W., Naazie, A., Larbi, A., Agyemang, K., & Tarawali, S. A. (1997). Integrated crop-livestock systems in sub-Saharan Africa: An option or an imperative?
Cita Chicago Style (17a ed.)
Smith, Jimmy W., A. Naazie, Asamoah Larbi, K. Agyemang, y Shirley A. Tarawali. Integrated Crop-livestock Systems in Sub-Saharan Africa: An Option or an Imperative? 1997.
Cita MLA (9a ed.)
Smith, Jimmy W., et al. Integrated Crop-livestock Systems in Sub-Saharan Africa: An Option or an Imperative? 1997.
Precaución: Estas citas no son 100% exactas.