Latifah, Rais Nur. “Making Hand Sanitizer With Spray Technique Through Utilization Of Betel Leaf Extract In Order To Improve A Clean And Healthy Living Culture : Pembuatan Hand Sanitizer Dengan Teknik Spray Melalui Pemanfaatan Ekstrak Daun Sirih Dalam Rangka Meningkatkan Budaya Hidup Bersih Dan Sehat ”. Jurnal Pengabdian Kesehatan Komunitas (Journal of Community Health Service) 2, no. 2 (October 13, 2022): 158–168. Accessed April 16, 2024. https://jurnal.htp.ac.id/index.php/jpkk/article/view/1335.