Cita APA (7a ed.)
Akpan-Umana, O. (2013). An introduction to the modern Gulf of Guinea: People, history, political economy and strategic future. Adonis & Abbey Publishers Ltd.
Cita Chicago Style (17a ed.)
Akpan-Umana, Otoabasi. An Introduction to the Modern Gulf of Guinea: People, History, Political Economy and Strategic Future. London, England ; Asokoro, Nigeria: Adonis & Abbey Publishers Ltd, 2013.
Cita MLA (9a ed.)
Akpan-Umana, Otoabasi. An Introduction to the Modern Gulf of Guinea: People, History, Political Economy and Strategic Future. Adonis & Abbey Publishers Ltd, 2013.
Precaución: Estas citas no son 100% exactas.