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.
Lua i Stíl Chicago (17ú heag.)National Conference on Public Transportation agus 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.
Lua MLA (8ú heag.)National Conference on Public Transportation agus Andrew Marshall Hamer. Out of Cars, into Transit: The Urban Transportation Planning Crisis. Pub. Services Division, School of Business Administration, Georgia State University, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.