Ludman, Allan. Physical geology / Allan Ludman and Nicholas K. Coch. - ii, 587, [8] leaves of plates : illustrations ; 26 cm. Includes bibliographies and index. ISBN: 0070115109 : $23.95 (est.) 9780070115101 LCCN: 81004552 Subjects--Topical Terms: Physical geology. LC Class. No.: QE28.2 / .L82 Dewey Class. No.: 551