Dyfyniad APA

Ghadar, F. (1977). The evolution of OPEC strategy. Lexington Books, D.C. Heath.

Dyfyniad Arddull Chicago

Ghadar, Fariborz. The Evolution of OPEC Strategy. Lexington, Mass: Lexington Books, D.C. Heath, 1977.

Dyfyniad MLA

Ghadar, Fariborz. The Evolution of OPEC Strategy. Lexington Books, D.C. Heath, 1977.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.