TY - BOOK A1 - /Economic Commission for Europe. TI - A set of guidelines for socio-economic cost benefit analysis of transport infrastructure project appraisal PB - سازمان اسناد و كتابخانه ملی جمهوری اسلامی ایران SN - 102211526 UR /book/102211526/A-set-of-guidelines-for-socioeconomic-cost-benefi/ ER -