APA Edition Citation

Williams, M. A. J., & Adamson, D. A. (1982). A land between two Niles : quaternary geology and biology of the Central Sudan / edited by Martin A.J. Williams and D.A. Adamson: Quaternary geology and biology of the Central Sudan. Balkema.

Chicago Edition Citation

Williams, M. A. J., and D. A. Adamson. A Land Between Two Niles : Quaternary Geology and Biology of the Central Sudan / Edited by Martin A.J. Williams and D.A. Adamson: Quaternary Geology and Biology of the Central Sudan. Rotterdam: Balkema, 1982.

MLA Edition Citation

Williams, M. A. J., and D. A. Adamson. A Land Between Two Niles : Quaternary Geology and Biology of the Central Sudan / Edited by Martin A.J. Williams and D.A. Adamson: Quaternary Geology and Biology of the Central Sudan. Balkema, 1982.