Napitupulu, Merlin Helentina. “An Analysis Of The Ability Of The Second Semester Students Of Public Administration On Learning English By Applying Google Classroom”. L’Geneus : The Journal Language Generations of Intellectual Society 9, no. 3 (December 30, 2020): 82-87. Accessed April 17, 2026. http://ejournal.iocscience.org/index.php/geneus/article/view/2169.