TY - BOOK ED - United States. Committee on Improving the Science and Technology Programs of the National Park Service ED - National Research Council (U.S.). Board on Environmental Studies and Toxicology TI - Science and the national parks SN - 0309047811 PY - 1992/// CY - Washington, D. C. PB - National Academy Press KW - United States. National Park Service KW - Management KW - National parks and reserves KW - Research KW - United States N1 - references p. 113-115 ER -