TY  - BOOK
AU  - LEGGET, RIBERT F.
TI  - GEOLOGY AND ENGINEERING
T2  - 0
U1  - 550 
PY  - 1962///
CY  - TORONTO-MEXICO-PANAMA
PB  - MCGRAW HILL S. A.
KW  - CIENCIAS PURAS
N1  - CIVIL INGENIER/GEOLOGY
ER  -