TY  - BOOK
AU  - Ragan Donal M
TI  - Structural geology: an Introduction to geometrical techniques
SN  - 978-0-521-74583-3
U1  - 551.8 
PY  - 2009///
CY  - Cambridge
PB  - CUP
KW  - Geometrical techniques
KW  - Structural geology
ER  -