The their structure and evolution Brown, Joan (Joan E.) Open University text Oxford [Oxfordshire] New York Milton Keynes, England Pergamon Press Open University 1989 1st ed. monographic 171 p. : ill. (some col.) ; 26 cm. prepared by an Open University course team [authors, Joan Brown ... et al.]. Bibliography: p. 149. Submarine geology Paleoceanography QE39 .O23 1989 551.46/08 0080363652 (pbk.) : 0080363660 (hard) : 88017879 UOEL 000 20170717094013.0 1964942