Protecting biological diversity in the national parks  workshop recommendations 
edited by F. Dominic Dottavio 
 - Washington, D.C.  National Park Service  1990 
 - 79 p. : ill. ; 23 cm. 
<br/><br/><label>ISBN: </label>094347504X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological diversity conservation--United States--Congresses<br/>National parks and reserves--United States--Management