PROCEEDINGS OF THE SECOND AUSTRALIAN CONFERENCE ON CAVE TOURISM AND MANAGEMENT
Hobart, Tasmania, 3rd - 5th May, 1977
Edited by G.J. Middelton
Hosted Jointly by
National Parks and Wildlife Service P.O. Box 210 SANDY BAY, TASMANIA 7005
and
Australian Speleological Federation P.O. Box 388 BROADWAY, New South Wales 2007