Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.

APA Zitierstil

Vail, J. R. (1972). Geological reconnaissance in the Zalingeí and Jebel Marra areas of Western Darfur Province, Sudan. [Khartoum]: Geological Survey Department.

Chicago Zitierstil

Vail, J. R. Geological Reconnaissance in the Zalingeí and Jebel Marra Areas of Western Darfur Province, Sudan. [Khartoum]: Geological Survey Department, 1972.

MLA Zitierstil

Vail, J. R. Geological Reconnaissance in the Zalingeí and Jebel Marra Areas of Western Darfur Province, Sudan. [Khartoum]: Geological Survey Department, 1972.