Hartshorn, J. E. (1962). Politics snd world oil economics, an account of the international oil industry in its political environment. Praeger.
Chicago-Zitierstil (17. Ausg.)Hartshorn, J. E. Politics Snd World Oil Economics, an Account of the International Oil Industry in Its Political Environment. New York: Praeger, 1962.
MLA-Zitierstil (9. Ausg.)Hartshorn, J. E. Politics Snd World Oil Economics, an Account of the International Oil Industry in Its Political Environment. Praeger, 1962.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.