Owan, V. J, Arop, F.O, Agunwa, J.N, Practicum Exercise and the Attitudes of Pre-Service Educational Administrators in the University of Calabar, Cross River State, Nigeria, International Journal of Management Sciences and Business Research 03(2019):39-46 DOI: 10.5281/zenodo.3491477

Malika Rached-Kanouni, Hechiche L, D. Alatou, A. Hadef, Restoration and Rehabilitation of the Biological Reserve (Djebel El Ouahch, Constantine)., International Journal of Management Sciences and Business Research 05(2015):29-33 DOI: 10.5281/zenodo.3459985