Seibold, E. and W. H. Berger: The Sea Floor. An Introduction to Marine Geology. 2 nd Revised and Updated Edition. — XII+356 pp., 209 figs., 10 tabs., hardcover, Berlin, Heidelberg, New York, London, Paris, Tokyo, Hongkong, Barcelona, Budapest, Springer Verlag 1993. ISBN 3–540–56884–0, ISBN 0–387–56884–0. DM 69,—