Antonio R. Sumagpang Jr., Edwin M. Graycochea Jr., Frederick Ray I. Gomez
DOI:
10.9734/jerr/2020/v19i317231
Page: 1-5
Mamoun Lyes Hennache, Ali Hennache
DOI:
10.9734/jerr/2020/v19i317232
Page: 6-14
B. C. Bacquian, F. R. Gomez, E. Graycochea Jr., N. Gomez
DOI:
10.9734/jerr/2020/v19i317233
Page: 15-18
E. I. Ogunjiofor
DOI:
10.9734/jerr/2020/v19i317234
Page: 19-27
O. I. Akpokodje, H. Uguru, D. Esegbuyota
DOI:
10.9734/jerr/2020/v19i317235
Page: 28-47