APA način citiranja (7. izdanje)
Oba, G. (2020). African environmental crisis: A history of science for development. Routledge.
Čikaški stil citiranja (17. izdanje)
Oba, Gufu. African Environmental Crisis: A History of Science for Development. London ; New York, New York: Routledge, 2020.
MLA način citiranja (9. izdanje)
Oba, Gufu. African Environmental Crisis: A History of Science for Development. Routledge, 2020.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.