Prof. Nyakora, Musa O. DEVELOPMENTAL MODELS THAT FACILITATE THE DEVELOPMENT OF OD SYSTEMS TO IMPROVE OR CHANGE SOCIO-CULTURAL SYSTEMS THROUGH UTILIZATION OF VALID KNOWLEDGE TO DEPICT SOME PHENOMENON. IJRSM [Internet]. 2018 Feb. 28 [cited 2024 Nov. 13];5(2):25-36. Available from: https://ijrsm.com/index.php/journal-ijrsm/article/view/275