TY - BOOK AU - National Academy of Sciences TI - Ecological Risks: Perspectives from Poland and the United States SN - 978-0-309-04293-2 DO - 10.17226/1608 PY - 1990 UR - https://nap.nationalacademies.org/catalog/1608/ecological-risks-perspectives-from-poland-and-the-united-states PB - The National Academies Press CY - Washington, DC LA - English KW - Environment and Environmental Studies ER -