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[email protected]

Principal Contact

Wondifraw Dejene (PhD)

Dire Dawa University

Phone 0912186486

Support Contact

Tsega Endashaw

Phone 0902496151

About DDU Journal
The aim of the HARLA journal is to advance in research and publications of both fundamental and applied researches. HARLA journals publish high-quality research work results that have been rigorously peer reviewed by experts. It is an Open Access, peer-reviewed journal published by Harla Journals Online, Dire Dawa University, Dire Dawa, Ethiopia. All credits and honors to PKP* for their OJS.*

About DDU Journal

The aim of the HARLA journal is to advance in research and publications of both fundamental and applied researches. HARLA journals publish high-quality research work results that have been rigorously peer reviewed by experts.

It is an Open Access, peer-reviewed journal published by Harla Journals Online, Dire Dawa University, Dire Dawa, Ethiopia. All credits and honors to PKP for their OJS.

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