Adepetu, J. A. (2013). Soil and Nigerian Food Security. Obafemi Awolowo University Press.
Chicago-viite (17. p.)Adepetu, J. A. Soil and Nigerian Food Security. Obafemi Awolowo University Press, 2013.
MLA-viite (9. p.)Adepetu, J. A. Soil and Nigerian Food Security. Obafemi Awolowo University Press, 2013.
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