Application of numerical classification in ecological investigations of water pollution /

Mode of access: Internet.

Conservation laws of Louisiana, controlling the birds, game and fur-bearing animals, mines and minerals, forests, fresh water fish, oysters, sea food, and water bodies and water bottoms.

Mode of access: Internet.

Environmental impact statement : criteria for classification of solid waste disposal facilities and practices /

September 1979.

Assessment and classification of Illinois lakes /

"Staff report."