Echendu, T. N., & Akingbohungbe, A. (2014). Studies on Cowpea Varietal Resistance to the Cowpea Flower and Pod Borer, Maruca Testulalis (Geyer) (Lepidoptera Pyralidae). Obafemi Awolowo University.
Chicago-viite (17. p.)Echendu, Thank-God Nnamdi, ja A.E Akingbohungbe. Studies on Cowpea Varietal Resistance to the Cowpea Flower and Pod Borer, Maruca Testulalis (Geyer) (Lepidoptera Pyralidae). Obafemi Awolowo University, 2014.
MLA-viite (9. p.)Echendu, Thank-God Nnamdi, ja A.E Akingbohungbe. Studies on Cowpea Varietal Resistance to the Cowpea Flower and Pod Borer, Maruca Testulalis (Geyer) (Lepidoptera Pyralidae). Obafemi Awolowo University, 2014.
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