Mbon, U.F., Ukpabio, G.E., Ekanem, E.E., Okon, J.E., Uko, E.S., Ngaji, M.N. and Okon, E.E. 2020. Wastage of School Material Resources and Secondary School System Effectiveness: Evidence from a Survey in Nigeria. Humanities and Social Sciences Letters. 8, 3 (Jul. 2020), 252–267. DOI:https://doi.org/10.18488/journal.73.2020.83.264.279.