Cita APA (7a ed.)
Waithaka, M., Thornton, P. K., Shepherd, K. D., & Ndiwa, N. N. (2007). Factors affecting the use of fertilizers and manure by smallholders: The case of Vihiga, western Kenya. Springer.
Cita Chicago Style (17a ed.)
Waithaka, M.M, Philip K. Thornton, Keith D. Shepherd, y Nicholas N. Ndiwa. Factors Affecting the Use of Fertilizers and Manure by Smallholders: The Case of Vihiga, Western Kenya. Springer, 2007.
Cita MLA (9a ed.)
Waithaka, M.M, et al. Factors Affecting the Use of Fertilizers and Manure by Smallholders: The Case of Vihiga, Western Kenya. Springer, 2007.
Precaución: Estas citas no son 100% exactas.