A., A. S., A. M., and T. I. W. “Analysis of Socio-Economic Factors Influencing Participation of Farm Families on Watermelon Production in Sabon-Birni, Sokoto State, Nigeria”. The International Journal of Humanities & Social Studies, vol. 7, no. 5, May 2019, doi:10.24940/theijhss/2019/v7/i5/HS1905-075.