Dyfyniad APA

United States, & Federal Trade Commission. (1952). The international petroleum cartel. Washington: U.S. Govt. Print. Off.

Dyfyniad Arddull Chicago

United States, và Federal Trade Commission. The International Petroleum Cartel. Washington: U.S. Govt. Print. Off, 1952.

Dyfyniad MLA

United States, và Federal Trade Commission. The International Petroleum Cartel. Washington: U.S. Govt. Print. Off, 1952.

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