Horback, K., & Eagles, P. F. J. (1999). Guidelines for public use measurement and reporting at parks and protected areas (1a. ed.). Switzerland: IUCN.
Chicago Style CitationHorback, Kenneth, and Paul F. J. Eagles. Guidelines for Public Use Measurement and Reporting At Parks and Protected Areas. 1a. ed. Switzerland: IUCN, 1999.
MLA CitationHorback, Kenneth, and Paul F. J. Eagles. Guidelines for Public Use Measurement and Reporting At Parks and Protected Areas. 1a. ed. Switzerland: IUCN, 1999.
Warning: These citations may not always be 100% accurate.