EKONG, E. E. (2020). . The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria.
Lua i Stíl Chicago (17ú heag.)EKONG, EKONG E. . The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2020.
Lua MLA (9ú heag.)EKONG, EKONG E. . The Faculty of Agriculture Obafemi Awolowo University, Ile-Ife, Nigeria, 2020.
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