Akper, P. T. (2015). A Critical Analysis of the Legal and Institutional Framework for the Formalisation and Regulation of Artisanal Mining in Nigeria.
Čikaški stil citiranja (17. izdanje)Akper, Peter Terkaa. A Critical Analysis of the Legal and Institutional Framework for the Formalisation and Regulation of Artisanal Mining in Nigeria. 2015.
MLA način citiranja (9. izdanje)Akper, Peter Terkaa. A Critical Analysis of the Legal and Institutional Framework for the Formalisation and Regulation of Artisanal Mining in Nigeria. 2015.
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