Biology of freshwater pollution. מאת Mason, C. F.

Table of contents only

Aquatic toxicology and hazard assessment proceedings of the fourth Annual Symposium on Aquatic Toxicology held 16-17 Oct. 1979 in Chicago, Ill.

Table of contents only

Aquatic toxicology proceedings of the third annual symposium on aquatic toxicology

Table of contents only

Water and its impurities מאת Camp, Thomas R.

This vital air, this vital water man's environmental crisis מאת Aylesworth, Thomas G.

Biochemical ecology of water pollution מאת Dugan, Patrick R.

Purity or pollution the struggle for water. מאת Rondiáere, Pierre

Water and water pollution handbook.

Water pollution; disposal and reuse מאת Zajic, J. E. 1928-

Urban planning aspects of water pollution control. מאת Grava, Sigurd