Dott, Robert H. Evolution of the earth / Robert H. Dott and Roger L.Batten. - 2nd ed. - New York : McGraw-Hill, c 1976. - vii, 504 p. : ill. ; 24 cm. Includes index. 311 311 ISBN: 0-07-017619-1 Subjects--Topical Terms: Historical geology. Dewey Class. No.: 551.7 / D742e