TY  - BOOK
AU  - Spencer A M
TI  - Late pre cambrian glaciation in scotland
T2  - Memoris of the Geological  Society of London; No.6
U1  - H51.33, L1 
PY  - 1971///
CY  - London
PB  - Geolgical Society of London      
KW  -  Precambrian
KW  - Stratigraphy
ER  -