Njeru, Geoffrey Kinyua, and John Kiboi. “Sabbath Observance in the Context of COVID-19 Pandemic: Are the Challenges of Physical Observance of the Sabbath Hurting the ‘Mark of a True Church’ Among the Adventists?”. Jumuga Journal of Education, Oral Studies, and Human Sciences (JJEOSHS) 4, no. 1 (September 13, 2021): 1–12. Accessed December 22, 2024. https://jumugajournal.org/index.php/jjeoshs/article/view/42.