Ollier, Cliff. Weathering / Cliff Ollier ; edited by K. M. Clayton. - ELBS ed. - London : English Language Book Society and Longman, 1979. - vii, 304 p. : ill. - Geomorphology texts ; 2 . ISBN: 0582490464 LCCN: 91026141 Subjects--Topical Terms: Weathering.