Παραπομπή APA

Shihata, I. (1982). Other Face of OPEC: Financial Assistance to the Third World. Longman.

Παραπομπή Chicago Style

Shihata, Ibrahim.F.I. Other Face of OPEC: Financial Assistance to the Third World. London: Longman, 1982.

Παραπομπή MLA

Shihata, Ibrahim.F.I. Other Face of OPEC: Financial Assistance to the Third World. Longman, 1982.