Ucharattana, P., Augmekiat, T., Khanta, A., & Limpongsathorn, T. (1). Effect of Clinical Teaching Methods Using Portfolio and Knowledge Market on Self-directed Learning of Students in Program of Nursing Specialty in Nursing Management. Nursing Science Journal of Thailand, 30(4), 18-27. Retrieved from https://www.tci-thaijo.org/index.php/ns/article/view/10519