Thornes, John B Geomorphology and time / J. B. Thornes [and] D. Brunsden - London : Methuen, 1977 - xvi, 208 p. : ill. ; 24 cm. Includes index. Bibliography: p. 186-199. ISBN: 0416800807 LCCN: 77-362471 Subjects--Topical Terms: Geomorphology--MethodologyGeological time