Ikenberry, G. J. (1988). Reasons of State: Oil Politics and the Capacities of American Government. Cornell University Press.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua i Stíl Chicago (17ú heag.)
Ikenberry, G. John. Reasons of State: Oil Politics and the Capacities of American Government. London: Cornell University Press, 1988.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua MLA (9ú heag.)
Ikenberry, G. John. Reasons of State: Oil Politics and the Capacities of American Government. Cornell University Press, 1988.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.