Njoku, H. I. (2019). Assessment of heavy metal in domestic waters in four local government area of Osun State,Nigeria. Obafemi Awolowo University.
Chicagoスタイル(17版)引用形式Njoku, Happiness Ihechi. Assessment of Heavy Metal in Domestic Waters in Four Local Government Area of Osun State,Nigeria. Obafemi Awolowo University, 2019.
MLA(9版)引用形式Njoku, Happiness Ihechi. Assessment of Heavy Metal in Domestic Waters in Four Local Government Area of Osun State,Nigeria. Obafemi Awolowo University, 2019.
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