Ernst, Ulrich F.W.
Mobility assistance in developing countries : an assessment of options - Washington The Urban Institute 1981 - iii, various paging : ill.
1361-1
TRANSPORTATION - Research
656(047.31) / U7
Mobility assistance in developing countries : an assessment of options - Washington The Urban Institute 1981 - iii, various paging : ill.
1361-1
TRANSPORTATION - Research
656(047.31) / U7