Water-quality trend analysis and sampling design for the Souris River, Saskatchewan, North Dakota, and Manitoba

Air pollution

United States. General Accounting Office

Longitude

Dava Sobel

Hazardous waste

United States. General Accounting Office

Pesticides

United States. General Accounting Office

The complete measurer

William Hawney

Radiation protection

International Commission on Radiological Protection.

Managing for results

United States. General Accounting Office