APA-viite (7. p.)
Yerima, B. P. K., & Opara, C. C. (2014). The impact of climate change on Sub-Saharan Africa: Case studies in Cameroon, Nigeria and Uganda (First edition.). PL Academic Research.
Chicago-viite (17. p.)
Yerima, Bernard P. K., ja Chukwuemeka Christopher Opara. The Impact of Climate Change on Sub-Saharan Africa: Case Studies in Cameroon, Nigeria and Uganda. First edition. Frankfurt am Main, [Germany]: PL Academic Research, 2014.
MLA-viite (9. p.)
Yerima, Bernard P. K., ja Chukwuemeka Christopher Opara. The Impact of Climate Change on Sub-Saharan Africa: Case Studies in Cameroon, Nigeria and Uganda. First edition. PL Academic Research, 2014.
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