APA-referens (7:e uppl.)
International Transport Forum, Organisation for Economic Co-operation and Development, & ProQuest (Firm). (2011). Improving the practice of transport project appraisal. OECD/ITF.
Chicago-referens (17:e uppl.)
International Transport Forum, Organisation for Economic Co-operation and Development, och ProQuest (Firm). Improving the Practice of Transport Project Appraisal. [Paris]: OECD/ITF, 2011.
MLA-referens (9:e uppl.)
International Transport Forum, et al. Improving the Practice of Transport Project Appraisal. OECD/ITF, 2011.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.