TY  - BOOK
AU  - Planning and transport research and computation co. ltd.
ED  - Planning and transport research and computation co. ltd.
TI  - Socila Planning:  seminar poroceedings.   
U1  - Y:675p.56124.N73, L3 
PY  - 1973///
CY  - London
PB  - PTRC Co. ltd.        
ER  -