Karstbase Bibliography Database

Halliday,William R.
Some comments on secretive cave exploration - discussion
NSS Bulletin
1994
56
1
1469517
some-comments-secretive-cave-exploration-discussion_sekaID-4370
Halliday,William R., 1994, Some comments on secretive cave exploration - discussion , NSS Bulletin , 56 http://www.caves.org/