TY  - BOOK
AU  - Platt,John I.
AU  - Challinor,John
TI  - Simple geological structures: a series of notes and map exercises 
SN  - 0045500045
U1  - 551.8 23
PY  - 1968/// [Reprinted 1970]
CY  - London
PB  - Thomas Murby, 
KW  - Geology
KW  - Geology, Structural
ER  -