Akper, P. T. (2015). A Critical Analysis of the Legal and Institutional Framework for the Formalisation and Regulation of Artisanal Mining in Nigeria.
Chicago-viite (17. p.)Akper, Peter Terkaa. A Critical Analysis of the Legal and Institutional Framework for the Formalisation and Regulation of Artisanal Mining in Nigeria. 2015.
MLA-viite (9. p.)Akper, Peter Terkaa. A Critical Analysis of the Legal and Institutional Framework for the Formalisation and Regulation of Artisanal Mining in Nigeria. 2015.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.