Hills, Sherbon E. Elements of structural geology / E. Sherbon Hills. - 2nd Edition. - - Chapmon and Hall Ltd. and Science Paperbacks : 1972, x, 502 p. : ill., fig. 23 cm.
First published 1963 by Methuen & Co., Second edition 1972 by Chapman and Hall
SBN 412207508 * * Geology - * Geology - Structural geology -