Kurdi, Fahruddin, Hanny Rasni, Latifa Aini Susumaningrum, Tantut Susanto, Niken Asih Laras Ati, & Frandita Eldiansyah. " THE IMPLEMENTATION OF CERDIK BEHAVIOR IN THE ELDERLY IN SUPPORT GROUP KARANG WERDHA." UNEJ e-Proceeding [Online], (2023): 30-38. Web. 20 May. 2024