Burkhardt, J. E., Koffman, D., & Murray, G. (2003). Economic benefits of coordinating human service transportation and transit services. Transportation Research Board.
Lua i Stíl Chicago (17ú heag.)Burkhardt, Jon E., David Koffman, agus Gail Murray. Economic Benefits of Coordinating Human Service Transportation and Transit Services. Washington, D.C: Transportation Research Board, 2003.
Lua MLA (9ú heag.)Burkhardt, Jon E., et al. Economic Benefits of Coordinating Human Service Transportation and Transit Services. Transportation Research Board, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.