World Commission on Protected Areas (WCPA), & Watson, J. (1997). Guidelines for cave and karst protection. Suiza: IUCN.
Chicago Style CitationWorld Commission on Protected Areas (WCPA), and John Watson. Guidelines for Cave and Karst Protection. Suiza: IUCN, 1997.
MLA CitationWorld Commission on Protected Areas (WCPA), and John Watson. Guidelines for Cave and Karst Protection. Suiza: IUCN, 1997.
Warning: These citations may not always be 100% accurate.