Cita APA (7a ed.)
Williams, R. (1975). Control of cowpea seedling mortality in Southern Nigeria.
Cita Chicago Style (17a ed.)
Williams, R.J. Control of Cowpea Seedling Mortality in Southern Nigeria. 1975.
Cita MLA (9a ed.)
Williams, R.J. Control of Cowpea Seedling Mortality in Southern Nigeria. 1975.
Precaución: Estas citas no son 100% exactas.