TY  - BOOK
AU  - MITCHELL, Colin W.
TI  - TERRAIN EVALUATION : AN INTRODUCTORY HANDBOOK TO THE HISTORY, PRINCIPLES AND METHODS OF PRACTICAL TERRAIN ASSESSMENT
SN  - 0 582 48426 X
U1  - 704.943 6 
PY  - 1973///
CY  - London
PB  - Longman Group Ltd., London 
ER  -