Sibarani, Badner. 2022. “Upaya Meningkatkan Hasil Belajar Instalasi Penerangan 1 Fasa Melalui Penerapan Model Pembelajaran Contextual Teaching Learning (CTL)”. Journal of Comprehensive Science (JCS) 1 (4):713-19. https://doi.org/10.59188/jcs.v1i4.102.