TY  - BOOK
AU  - Moore,George William
AU  - Sullivan,Gerardus Nicholas
ED  - National Speleological Society.
TI  - Speleology: caves and the cave environment 
SN  - 0939748460
U1  - 551.44 
PY  - 1997///
CY  - St. Louis
PB  - Cave Books
KW  - Speleology
KW  - Espeleología
ER  -