Study on model costs and traffic flows report on resource cost studies: Railways and highways: freight
380.50611
I39B
 Study on model costs and traffic flows report on resource cost studies: Railways and highways: freight Report on resource cost studies - New Delhi : Rail India Technical and Economic Services, 1980.
 2v (V.p)   ISBN:
102981
102982
  Subjects: Transportation and state; Traffic flow; Freight and freightage.

