I done MBA in finance. Im willing to do Phd in management science

I done MBA in finance. Im willing to do Phd in management science.?
Is it possible, and what is procedure for it. Actually I don't know any thing about Phd, its procedure and how can it be done. Please tell me.. Thank you. I live in Saudi Arabia.
Higher Education (University +) - 1 Answers

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For PhD, you need to do GMAT or GRE test (Within the last 5 years). Then, you must do 1 year for course work, 1 year of examination, 1.5 years of dissertation writing, and .5 year of orally defend your dissertation. Total = 4 Years.