TY  - BOOK
AU  - Seminar on Planning and Transport Research and Computation. University of Sussex (London:1973)
ED  - Seminar on Planning and Transport Research and Computation. University of Sussex (London:1973)
TI  - Surface and Sub-Surface Survey and Mapping 25-27 June 1973
U1  - H0aNA.N73, L3 
PY  - 1973///
CY  - London
PB  - PTRC          
ER  -