Ali, Zuraina, Suriya Kumar Sinnadurai, Faridah Hamzah, Ruhil Amal Azmuddin, and Nur Syafawati Sabuan. 2014. “Ten Interesting Facts about OnVac: A Tool to Learn Engineering and Technology Vocabulary”. International Journal of Language Education and Applied Linguistics 1 (August). https://doi.org/10.15282/ijleal.v1.417.