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

APA Zitierstil

Kröpelin, S. (1993). Environmental change in the southeastern Sahara and the proposal of a geo-biosphere reserve in the Wadi Howar area (NW Sudan). Rotterdam [et al.]: Balkema.

Chicago Zitierstil

Kröpelin, Stefan. Environmental Change in the Southeastern Sahara and the Proposal of a Geo-biosphere Reserve in the Wadi Howar Area (NW Sudan). Rotterdam [et al.]: Balkema, 1993.

MLA Zitierstil

Kröpelin, Stefan. Environmental Change in the Southeastern Sahara and the Proposal of a Geo-biosphere Reserve in the Wadi Howar Area (NW Sudan). Rotterdam [et al.]: Balkema, 1993.