Puspitosari, Rahajeng. 2019. “COMMUNICATION OF TEACHERS AND DISCIPLES IN DIGITAL ERA (DESKIPTIF QUALITATIF DISTRIBUTION OF LEARNING INFORMATION THROUGH WHATSAPP SOCIAL MEDIA IN THE MIDDLE SCHOOL (SMA) BUDI LUHUR, CILEDUG)”. ICCD 2 (1), 486 -88. https://doi.org/10.33068/iccd.Vol2.Iss1.192.