Nwachukwu, J. (2018). Organic Matter: The Source of Our Wealth. Obafemi Awolowo University Press Limited.
Cita Chicago (17th ed.)Nwachukwu, J.I. Organic Matter: The Source of Our Wealth. Obafemi Awolowo University Press Limited, 2018.
Cita MLA (9th ed.)Nwachukwu, J.I. Organic Matter: The Source of Our Wealth. Obafemi Awolowo University Press Limited, 2018.
Atenció: Aquestes cites poden no estar 100% correctes.