Tarling, D. H. Continental drift : a study of the earth’s moving surface / D. H. Tarling , M. P. Tarling . - Harmondsworth , Penguin Books . 1975 : - xiv, 142 p. : ill. ; 18 cm. Includes index. ISBN: 0140215336 Subjects--Topical Terms: Continental drift LC Class. No.: QE511.5 Dewey Class. No.: 551.13