มโนพัฒนกร ก. The Development of Learning Activity Package in Biology in a Lesson on Bacteria Protists and Fungi for Enhance Understanding and Experimental Skills of Twelfth Grade Students. rusoc [internet]. 2019 Dec. 27 [cited 2025 Apr. 16];22(2):55-62. available from: https://so05.tci-thaijo.org/index.php/rusoc/article/view/232407