Environmental change and human culture in the Nile Basin and northern Africa until the second millennium B.C. /
: "Proceedings of the International Symposium organized by the Archaeological Commission of the Polish Academy of Sciences, Pozna n Branch, and the Pozna n Archaeological Museum for the International Commission of the Later Prehistory of the Northeastern Africa, Dymaczewo nea Pozna n, 5-10 September, 1988" -- T.p. verso. : 494 pages : illustration, maps ; 24 cm. : Includes bibliographical references. : 8390043416 : 0866-9244 ;
Interregional contacts in the later prehistory of northeastern Africa /
: "Proceedings of the International Symposium organized by the Archaeological Commission of the Polish Academy of Sciences, Poznań Branch, and the Poznań Archaeological Museum for the International Commission of the Later Prehistory of Northeastern Africa, Dymaczewo near Poznań, 8th-12th September, 1992" -- T.p. verso. : 490 pages : illustration ; 24 cm. : Includes bibliographical references and index. : 8390043475
