TY  - BOOK
AU  - Platt, John I.  
AU  - Challinor, John 
TI  - Simple geological structures : a series of notes and map exercices
SN  - 0-04-550020-7
PY  - 1977///
CY  - London
PB  - George Allen and Unwin Limited
KW  - Geological StructuresMap Exercises
ER  -