Παραπομπή APA

Vicker, R. (1974). kingdom of oil: The middle east. Robert Hale.

Παραπομπή Chicago Style

Vicker, Ray. Kingdom of Oil: The Middle East. London: Robert Hale, 1974.

Παραπομπή MLA

Vicker, Ray. Kingdom of Oil: The Middle East. Robert Hale, 1974.