International Transport Forum (ITF) & Organisation for Economic Co-operation and Development (OECD). (2011). Improving the practice of transport project appraisal. OECD/ITF.
Chicago Style (17. basım) AtıfInternational Transport Forum (ITF) ve Organisation for Economic Co-operation and Development (OECD). Improving the Practice of Transport Project Appraisal. Paris: OECD/ITF, 2011.
MLA (9th ed.) AtıfInternational Transport Forum (ITF) ve Organisation for Economic Co-operation and Development (OECD). Improving the Practice of Transport Project Appraisal. OECD/ITF, 2011.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..