Billings, Marland P. structural geology / (print resources) by Marland P. Billings.- - New Delhi : Prentice hall, c1972. - xv, 606 p. : ill. ; 23 cm. Includes index ISBN: 8120300599 Source: B-27794 LCCN: 75020393 Subjects--Topical Terms: Geology, Structural. LC Class. No.: QE601 / .B54 1972