Não informado. (2001). Annual Report on the Department of Agricultural Research, Federation of Nigeria. Federation of Nigeria, Department of Agriculture.
Cita Chicago Style (17a ed.)Não informado. Annual Report on the Department of Agricultural Research, Federation of Nigeria. Lagos: Federation of Nigeria, Department of Agriculture, 2001.
Cita MLA (8a ed.)Não informado. Annual Report on the Department of Agricultural Research, Federation of Nigeria. Federation of Nigeria, Department of Agriculture, 2001.
Precaución: Estas citas no son 100% exactas.