Andrews, John T. Glacial Systems : An Approach to Glaciers and Their Environments / J. T. Andrews. - North Scituate, Mass. : Duxbury Press, 1975 - xiii, 191 p. : ill. ; 23 cm. - Environmental systems . Includes bibliographies and index. ISBN: 0878120715 LCCN: 74-081169 Subjects--Topical Terms: Glaciers.Glacial epoch.Glacial landforms. LC Class. No.: GB2403 / .A6 1975