Nduka, J. K., & Orisakwe, O. E. (2010). Assessment of Environmental Distribution of Lead in Some Municipalities of South-Eastern Nigeria. Molecular Diversity Preservation International (MDPI).
استشهاد بنمط شيكاغوNduka, John Kanayochukwu, و Orish Ebere Orisakwe. Assessment of Environmental Distribution of Lead in Some Municipalities of South-Eastern Nigeria. Molecular Diversity Preservation International (MDPI), 2010.
MLA استشهادNduka, John Kanayochukwu, و Orish Ebere Orisakwe. Assessment of Environmental Distribution of Lead in Some Municipalities of South-Eastern Nigeria. Molecular Diversity Preservation International (MDPI), 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.