TY  - BOOK
AU  - Ragan, Donal M.
TI  -  Structural geology: an introduction to geometrical techniques 
SN  - 0471080438 (pbk.)
U1  - 551.8 19
PY  - 1985///
CY  - New York
PB  - Wiley
KW  - Geology, Structural
N1  - Includes indexes; Bibliography: p. 371-387
UR  -  http://www.loc.gov/catdir/description/wiley 032/84019658.html
UR  -  http://www.loc.gov/catdir/toc/onix02/84019658.h tml
ER  -