Introduction to geology, physical and historical / William Lee Stokes, Sheldon Judson, M. Dane Picard. Stokes, William Lee, 1915- Judson, Sheldon, joint author. Picard, M. Dane, 1927- joint author. Geology. QE26.2 .S75 1978 550.1 STI Includes bibliographical references and index. Englewood Cliffs, N.J. : Prentice-Hall, c1978. c1978. 1978 Text xiv, 656 p. : eng