Transit Cooperative Research Program, National Research Council (U.S.). Transportation Research Board, & Eno Transportation Foundation. (2006). Innovative techniques in the planning and financing of public transportation projects. Transportation Research Board.
Παραπομπή σε μορφή Chicago (17η εκδ.)Transit Cooperative Research Program, National Research Council (U.S.). Transportation Research Board, και Eno Transportation Foundation. Innovative Techniques in the Planning and Financing of Public Transportation Projects. Washington, D.C: Transportation Research Board, 2006.
Παραπομπή σε μορφή MLA (9th εκδ.)Transit Cooperative Research Program, et al. Innovative Techniques in the Planning and Financing of Public Transportation Projects. Transportation Research Board, 2006.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.