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Incoming Resources
- An approach to metropolitan area transportation planning for the elderly and the handicapped, [William G. Barker]
- A simulation of commuter rail possibilities /, William G. Barker
- Organizational roles and incentives in TSM, William G. Barker
- Review of energy related transportation planning in the north central Texas region, [William G. Barker, Lawrence C. Cooper]
- Urban taxicabs, problems, potential, and planning, [William G. Barker and Mary Beard]
- An analysis of transit and paratransit options for the elderly and the handicapped, [William G. Barker, Tom K. Ryden, Floyd T. Watson]
- Fuel and transportation outlook, [William G. Barker]