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

APA Citation Edition Citation

Sudan. Ministry of Mineral Resources. (1967). Annual report: For the period .. Sudan Survey Dept..

Chicago Citation Edition Citation

Sudan. Ministry of Mineral Resources. Annual Report: For the Period .. Khartoum: Sudan Survey Dept., 1967.

MLA Citation Edition Citation

Sudan. Ministry of Mineral Resources. Annual Report: For the Period .. Sudan Survey Dept., 1967.