Science and the national parks 
Committee on Improving the Science and Technology Programs of the National Park Service, Board on Environmental Studies and Toxicology and Commission on Geosciences, Environment, and Resources, National Research Council 
 - Washington, D. C.  National Academy Press  1992 
 - 122 p. : ill., maps ; 23 cm. 
<br/><br/>references p. 113-115 
<br/><br/><label>ISBN: </label>0309047811  RM70.79 
<br/><br/><label>LCCN: </label>92-26303 
<br/><br/><label>Subjects--Corporate Names: </label><br/>United States. National Park Service--Management
<br/><br/><label>Subjects--Topical Terms: </label><br/>National parks and reserves--Research--United States<br/>National parks and reserves--United States--Management