Cita APA (7a ed.)
Freeman, H. (2004). Environment and government policies in northern Nigeria. International Livestock Research Institute.
Cita Chicago Style (17a ed.)
Freeman, H.A. Environment and Government Policies in Northern Nigeria. International Livestock Research Institute, 2004.
Cita MLA (9a ed.)
Freeman, H.A. Environment and Government Policies in Northern Nigeria. International Livestock Research Institute, 2004.
Precaución: Estas citas no son 100% exactas.