APA

Aryanpur J., National Iranian Oil Company, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest) & National Iranian Oil Company.. : .

Chicago

Aryanpur J, National Iranian Oil Company, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest) and National Iranian Oil Company.. : .

Harvard

Aryanpur J., National Iranian Oil Company, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest) and National Iranian Oil Company.. : .

MLA

Aryanpur J, National Iranian Oil Company, World Petroleum Congress (10th : 1979 sept. 9-14 : Bucharest) and National Iranian Oil Company.: . .