คลังเกษม ท, พิมดี ไ, สุขมาตย์ อ. Development of Web-Based Instruction for Review on Customizing the Worksheet and Calculate Numbers For Vocational Certificate Students. J. IND. EDUC. [Internet]. 2015 Aug. 31 [cited 2024 Apr. 30];14(2):153-9. Available from: https://ph01.tci-thaijo.org/index.php/JIE/article/view/122194