Doctor, M. E., Jr. (2007). Ang pinag-ugatan ng wikang Filipino. Modern Teacher.
Chicago Style (17th ed.) CitationDoctor, Mario E., Jr. "Ang Pinag-ugatan Ng Wikang Filipino." Modern Teacher 2007.
MLA (9th ed.) CitationDoctor, Mario E., Jr. "Ang Pinag-ugatan Ng Wikang Filipino." Modern Teacher, 2007.
Warning: These citations may not always be 100% accurate.