Okeke, C. I. ., and T. O. . Akobi. “Causal Modelling of the Relationship Between Professional Development Needs and Practitioners’ Effectiveness”. International Journal of Learning, Teaching and Educational Research, vol. 24, no. 7, July 2025, pp. 235-5, https://www.ijlter.net/index.php/ijlter/article/view/2396.