Butler, R. W., & Boyd, S. W. (2000). Tourism and national parks : issues and implications / edited by Richard W. Butler and Stephen W. Boyd: Issues and implications. Wiley.
Chicago Style (17th ed.) CitationButler, Richard W., and Stephen W. Boyd. Tourism and National Parks : Issues and Implications / Edited by Richard W. Butler and Stephen W. Boyd: Issues and Implications. Chichester: Wiley, 2000.
MLA (9th ed.) CitationButler, Richard W., and Stephen W. Boyd. Tourism and National Parks : Issues and Implications / Edited by Richard W. Butler and Stephen W. Boyd: Issues and Implications. Wiley, 2000.
Warning: These citations may not always be 100% accurate.