Lakes and reservoirs. Vol. 4 : ... how to involve the public in protecting them from degradation / text: M. Trudel, J. Barmies. — 2002. — 27 с. — (Short series on the "Planning and management of lakes and reservoirs" ; vol. 4) - Trudel, M.; Barmies, J. (Short series on the "Planning and management of lakes and reservoirs", 2002)