Cita APA (7a ed.)
Drechsel, P., Graefe, S., Sonou, M., & Cofie, O. O. (2006). Informal irrigation in urban West Africa: An overview. International Water Management Institute.
Cita Chicago Style (17a ed.)
Drechsel, Pay, Sophie Graefe, M. Sonou, y Olufunke O. Cofie. Informal Irrigation in Urban West Africa: An Overview. International Water Management Institute, 2006.
Cita MLA (9a ed.)
Drechsel, Pay, et al. Informal Irrigation in Urban West Africa: An Overview. International Water Management Institute, 2006.
Precaución: Estas citas no son 100% exactas.