Lutgens, Frederick K. Essentials of geology / Frederick K. Lutgens, Edward J. Tarbuck. - 3rd ed. - vi, 378 p. : ill. (some col.) ; 26 cm. ISBN: 0675207495 (pbk.) Subjects--Topical Terms: JeolojiGeology LC Class. No.: QE26.2 / .L87 1989