Alfred F. M. Tsikati. “Use of Validity, Suitability and Reliability in Post-Graduate Agricultural Education Research in Eswatini”. International Journal of Applied Sciences: Current and Future Research Trends 17, no. 1 (February 17, 2023): 50–59. Accessed September 28, 2025. https://ijascfrtjournal.isrra.org/Applied_Sciences_Journal/article/view/1297.