Tohutoro APA (7th ed.)
Diki, B. (2013). The shirburnian catastrophe. Langaa Research & Publishing CIG.
Tohutoru Kātū Chicago (17th ed.)
Diki, Basil. The Shirburnian Catastrophe. Bamenda, Cameroon: Langaa Research & Publishing CIG, 2013.
Tohutoro MLA (9th ed.)
Diki, Basil. The Shirburnian Catastrophe. Langaa Research & Publishing CIG, 2013.
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