TY  - BOOK
AU  - Perrault Pierre
TI  - On the origin of springs. Tr by Aurele LaRocque
U1  - H412, K7 
PY  - 1967///
CY  - New York
PB  - Hafner U s A      
KW  - Geology
N1  - Bib p. 165-69
ER  -