Izah, S., E. Ogamba, and D. Emaviwe. “Phytochemical Assessment of Eichhornia Crassipes from River Nun, Nigeria”. Research Journal of Phytomedicine, Vol. 1, no. 1, July 2015, pp. 24-25, http://asdpub.com/index.php/rjp/article/view/182.