Sanni, Kehinde Oseni. “Effect of Compost, Cow Dung and NPK 15-15-15 Fertilizer on Growth and Yield Performance of Amaranth (Amaranthus Hybridus)”. International Journal of Advances in Scientific Research, vol. 2, no. 3, Apr. 2016, pp. 76-82, https://doi.org/10.7439/ijasr.v2i3.3148.