Khairita, Nisfi, and Mira. 2021. “Education and Distribution of Vitamin C to Village Communities The Spirit of Service So That People Can Maintain Immunity During the Covid-19 Pandemic”. Prosiding Pengembangan Masyarakat Mandiri Berkemajuan Muhammadiyah (Bamara-Mu) 1 (1):759-64. https://proceeding.mbunivpress.or.id/index.php/bamara/article/view/167.