Conway, Steve. Logging practices : principles of timber harvesting systems / Steve Conway. - Rev. ed. - San Francisco, Calif. : Miller Freeman Publications, c1982. - 432 p. : ill. ; 24 cm. "A Forest Industries book." Includes index. Bibliography: p. [415]-426. ISBN: 0879301430 0879301449 (pbk.) LCCN: 82080487 Subjects--Topical Terms: Logging.Logging--North America. LC Class. No.: SD538 / .C713 1982 Dewey Class. No.: 634.9/82