TY  - BOOK
AU  - Semenar on Planning Transport Research and Computation, Birk beck college (London: 1969)
ED  - Semenar on Planning Transport Research and Computation, Birk beck college (London: 1969)
TI  - Computer Graphics Proceeding of PTRC Seminar
U1  - NA0bd6,9(B)pN69, K9 
PY  - 1969///
CY  - London
PB  - PTRC          
ER  -