.Shihata, I. F. I. (1982). The other face of OPEC: Financial assistance to the Third World. Longman.
Chicago-viite (17. p.).Shihata, Ibrahim F. I. The Other Face of OPEC: Financial Assistance to the Third World. London ; New York: Longman, 1982.
MLA-viite (9. p.).Shihata, Ibrahim F. I. The Other Face of OPEC: Financial Assistance to the Third World. Longman, 1982.
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