National Conference on Public Transportation & Hamer, A. M. (1976). Out of cars, into transit: The urban transportation planning crisis. Pub. Services Division, School of Business Administration, Georgia State University.

National Conference on Public Transportation and Andrew Marshall Hamer. Out of Cars, into Transit: The Urban Transportation Planning Crisis. Atlanta: Pub. Services Division, School of Business Administration, Georgia State University, 1976.

National Conference on Public Transportation and Andrew Marshall Hamer. Out of Cars, into Transit: The Urban Transportation Planning Crisis. Pub. Services Division, School of Business Administration, Georgia State University, 1976.