Vol. 11 No. 1 (2022)

					View Vol. 11 No. 1 (2022)

Open access
A Peer-reviewed Official International Journal of Wollega University, Ethiopia.
Science, Technology and Arts Research Journal
Published: Jan.-March 2022, 11(1)
ISSN: 2226-7522 (Print) and 2305-3372 (Online)

Published: 30.03.2022

Original Research