[1]
(Numphon Koocharoenpisal) น. ค., (Kannika Kaewmueangjai) ก. แ., and (Wanlee Somnuek) ว. ส., “ EFFECTS OF USING ACTIVITY PACKAGE ON SEPARATION ON LEARNING ACHIEVEMENT AND INTERPRETING DATA SKILLS..”., JEI, vol. 20, no. 1, pp. 100–111, Mar. 2018.