APA način citiranja (7. izdanje)
Sam O. Shem. (2024). Defeating COVID-19 in the African frontline. The Writers Pen Publishers.
Čikaški stil citiranja (17. izdanje)
Sam O. Shem. Defeating COVID-19 in the African Frontline. Kenya: The Writers Pen Publishers, 2024.
MLA način citiranja (9. izdanje)
Sam O. Shem. Defeating COVID-19 in the African Frontline. The Writers Pen Publishers, 2024.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.