TY  - BOOK
AU  - DONAL M. RAGAN
TI  - Structural Geology: An Introduction to Geometrical Techniques
SN  - 0471704814
AV  - QE601.R231973 
PY  - 1968///
CY  - Canada
PB  - DONAL M
KW  - Structural Geology
KW  - An Introduction to geometrical techniques
ER  -