Samuel, C. J. (2015). Effect of Cowpea Mosaic Virus on Nodulation and Nitrogen Fixation in Cultivars of Cowpea Vigna Unguiculata (L.) Walp.
Čikaški stil citiranja (17. izdanje)Samuel, Chinedum Johnson. Effect of Cowpea Mosaic Virus on Nodulation and Nitrogen Fixation in Cultivars of Cowpea Vigna Unguiculata (L.) Walp. 2015.
MLA način citiranja (9. izdanje)Samuel, Chinedum Johnson. Effect of Cowpea Mosaic Virus on Nodulation and Nitrogen Fixation in Cultivars of Cowpea Vigna Unguiculata (L.) Walp. 2015.
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