Key points are not available for this paper at this time.
Journal Article Economics and Conservation in Third World National Parks Get access David Western, David Western Search for other works by this author on: Oxford Academic Google Scholar Wesley Henry Wesley Henry Search for other works by this author on: Oxford Academic Google Scholar BioScience, Volume 29, Issue 7, July 1979, Pages 414–418, https://doi.org/10.2307/1307647 Published: 01 July 1979 Article history Accepted: 17 April 1979 Published: 01 July 1979
Western et al. (Sun,) studied this question.