TY  - BOOK
AU  - READ, H.H.
AU  - WATSON, Janet
TI  - INTRODUCTION TO GEOLOGY, Volume 1: PRINCIPLES
SN  - 0 333 41899 9
U1  - 551.01 
PY  - 1985///
CY  - London
PB  - Macmillan and Company Limited, London 
ER  -