Muoghalu, J. I. (2019). Environment, organisms, interactions and continued life on earth. Obafemi Awolowo University Press Limited.
Čikaški stil citiranja (17. izdanje)Muoghalu, Joseph Ikechukwu. Environment, Organisms, Interactions and Continued Life on Earth. Obafemi Awolowo University Press Limited, 2019.
MLA način citiranja (9. izdanje)Muoghalu, Joseph Ikechukwu. Environment, Organisms, Interactions and Continued Life on Earth. Obafemi Awolowo University Press Limited, 2019.
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