Bryan Christian Bacquian, Frederick Ray Gomez
DOI:
10.9734/jerr/2020/v14i417129
Page: 1-4
I. T. Ucheoma, K. O. Chilakpu, N. R. Nwakuba, N. C. Ezeanya
DOI:
10.9734/jerr/2020/v14i417130
Page: 5-19
Frederick Ray I. Gomez, Rennier S. Rodriguez
DOI:
10.9734/jerr/2020/v14i417131
Page: 20-24
U. V. Alintah- Abel, N. B. Iheama, S. C. Ugochukwu
DOI:
10.9734/jerr/2020/v14i417132
Page: 25-33
J. S. Adeleke, A. B. Wahab, E. A. Olanipekun
DOI:
10.9734/jerr/2020/v14i417133
Page: 34-46