E. A. Ojoko and  G. B. Umbugadu,  Factors Influencing Household Expenditure Patterns on Cereal Grains in Nasarawa State, Nigeria.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2016, vol. 112(4). 1132 - 1137
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10004163.