TY  - BOOK
TI  - Road research 1970 : : annual report of the road research laboratory
SN  - 11550270X
U1  - 625.7 
PY  - 1971///
CY  - London
PB  - Her Majesty's Stationery Office, 
KW  - Engineering
KW  - Roads
KW  - Road networks
N1  - Includes appendicies and bibliographical references
ER  -