Julia Marisa, Sukma Aditya Sitepu
DOI:
10.9734/ajarr/2020/v9i130208
Page: 1-7
U. Rilwan, G. C. Onuchukwu, H. A. Abdullahi, I. Umar, L.K. Sabiu
DOI:
10.9734/ajarr/2020/v9i130209
Page: 8-13
Cecil Boston, Rajini Kurup, Saliqa Zaman
DOI:
10.9734/ajarr/2020/v9i130211
Page: 14-22
Y¨ uksel Soykan
DOI:
10.9734/ajarr/2020/v9i130212
Page: 23-39
C. H. Wizor, E. N. Le-ol Anthony
DOI:
10.9734/ajarr/2020/v9i130213
Page: 40-54