Answer:Here's the formatted citation based on the provided information and your desired format: Janiula, Bernard. "Improving Critical Thinking Skills Through Multimedia." Research Journal of Filipino Educators, vol. 10, no. 2, 2017, pp. 21-18. Explanation of Formatting: - Author's last name, First name. (Note: The author's first name is only used if the journal requires it, otherwise, just the last name is sufficient)- "Article Title". (Article titles are put in quotation marks)- "Journal Title", (Journal titles are italicized)- vol. Volume number, no. Issue number, Year, pp. Page(s). Important Note: The provided information has a slight inconsistency. It lists the page numbers as 21-18, which is unusual. It's likely a typo and should be 18-21.