APA-referens (7:e uppl.)

Hafalla, V. V., Jr. (2013). Emerging methodologies and challenges in engineering education research. University of Baguio Research Journal.

Chicago-referens (17:e uppl.)

Hafalla, Victor V., Jr. "Emerging Methodologies and Challenges in Engineering Education Research." University of Baguio Research Journal 2013.

MLA-referens (9:e uppl.)

Hafalla, Victor V., Jr. "Emerging Methodologies and Challenges in Engineering Education Research." University of Baguio Research Journal, 2013.