Buaraphan K, Faikhamta C, Musikul K. Current Practice, Problems and Needs of Primary Teachers for Teaching Selected Science Content. kasetsart J. Soc. Sci. [internet]. 2009 Apr. 30 [cited 2026 Sep. 11];30(1):79-8. available from: https://so04.tci-thaijo.org/index.php/kjss/article/view/246490