TY  - BOOK
AU  - Billings,Marland Pratt
TI  - Structural geology
PY  - 1972///]
CY  - Englewood : 
PB  - Prentice-Hall, 
KW  - Fisica
KW  - Magnetismo
KW  - Geologia
KW  - Deformacion
KW  - Estructura
ER  -