I. Obinne, J., F. C. Mmereole, and J. C. Okonkwo. “Growth Response and Haematological Parameters of Juvenile Rabbits Fed Concentrate Diets Supplemented With Varying Levels of Tridax Procumbens”. Scientific Journal of Animal Science, vol. 2, no. 11, Nov. 2013, pp. 310-5, http://sjournals.com/index.php/sjas/article/view/859.