Syaiful, Syaiful. “TINGKAT RESISTENSI POLUSI SUARA DI DEPAN RSIA SENTOSA BOGOR”. ASTONJADRO 4, no. 2 (December 27, 2015): 57–61. Accessed November 22, 2024. https://ejournal.uika-bogor.ac.id/index.php/ASTONJADRO/article/view/828.