Manning, Robert E. <br/><br/>
Managing outdoor recreation :  case studies in the National parks / 
Robert E. Manning, Laura E. Anderson and Peter R. Pettengill. 
 - 2nd ed. - 
 - Oxfordshire OX:  CABI,  c2017. 
 - xv, 236 p. :  (some col.)  ill. ;  25 cm. 
<br/><br/>Includes appendices, bibliography and index. 
<br/><br/><label>ISBN: </label>978-1-78639-102.5 (cb.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>National parks and reserves --Case studies.--United States -- Management <br/>Outdoor recreation --Case studies.--United States -- Management