R. G. LaFleur Groundwater as a geomorphic agent - Mass Allen and Unwin Inc 1984 - 390p R. G. LaFleur: Groundwater as a geomorphic agent. Mass. Allen and Unwin Inc, 1984. 0-04-551069-5--(551.49LAF) ENGLISH ISBN: 0-04-551069-5 Dewey Class. No.: 551.49 / L A F