Akper, P. T. (2015). A Critical Analysis of the Legal and Institutional Framework for the Formalisation and Regulation of Artisanal Mining in Nigeria.
芝加哥风格引文Akper, Peter Terkaa. A Critical Analysis of the Legal and Institutional Framework for the Formalisation and Regulation of Artisanal Mining in Nigeria. 2015.
MLA引文Akper, Peter Terkaa. A Critical Analysis of the Legal and Institutional Framework for the Formalisation and Regulation of Artisanal Mining in Nigeria. 2015.
警告：这些引文格式不一定是100％准确.