Environmental Studies in 1995

Proceedings of the International Conference on Hydrology and Water Resources, New Delhi, India, December 1993: Surface-Water Hydrologyvolume 1subsurfa by International Conference on Hydrology and Water Resources

Environment, Development, Agriculture: Integrated Policy through Human Ecology by Glaeser, Bernhard

Plant Invaders: The Threat to Natural Ecosystems by Cronk, Q. C. B.