APA način citiranja (7. izdanje)

Obot, E. A., & Sanford., W. (2014). Studies on the Productivity of Echinochloa Stagnina (Retz) P. Beauv. in the Kanji Lake Basin of Northern Nigeria. Obafemi Awolowo University.

Čikaški stil citiranja (17. izdanje)

Obot, Emmanuel Asuquo, i W.W Sanford. Studies on the Productivity of Echinochloa Stagnina (Retz) P. Beauv. in the Kanji Lake Basin of Northern Nigeria. Obafemi Awolowo University, 2014.

MLA način citiranja (9. izdanje)

Obot, Emmanuel Asuquo, i W.W Sanford. Studies on the Productivity of Echinochloa Stagnina (Retz) P. Beauv. in the Kanji Lake Basin of Northern Nigeria. Obafemi Awolowo University, 2014.