Large dams learning from the past looking at the future : workshop proceedings, Gland, Switzerland, April 11-12, 1997 - Switzerland IUCN the world conservation union 1997c - iv,145p. Illustrations ; 28*22 cm ISBN: 9780821340288 Subjects--Topical Terms: Dams - environmental aspects Dams - social aspectsDams - economic aspects Dewey Class. No.: 333.91 / DOR