Ekpo, T. U. U. (2000). Ecological role of agro forestry: In Man and Ecology Edited by P. E. Asuquo, B. O. Essien and T. U. U. Ekpo. Uyo, Nigeria MEF Nigeria Limited. Afrischolar Discovery Repository (Annex), 59-69. https://doi.org/10.60951/afrischolar-483