การศึกษาครั้งนี้ใช้วิธีการทบทวนวรรณ

This study used methods of literature (Literature review) and the analysis of documents (Document analysis), as well as research that occurred in the past to a descriptive analysis (Analytical description) using secondary sources of information education (Secondary data).

This study used literature review (Literature review), and analysis of documents (Document analysis) as well as research in the past. To present the descriptive analysis (Analytical description) education from secondary sources (Secondary data).