1.
Purwanto S, Soepriatmadji L, Rustipa K. A Proposed Design For Flexible Learning Program Implementation: A Case Studdy At The English Letters Study Program. JPDK [Internet]. 2022Aug.26 [cited 2024Jul.7];4(4):5574-81. Available from: http://journal.universitaspahlawan.ac.id/index.php/jpdk/article/view/6366