International Energy Agency & Organisation for Economic Co-operation and Development. (2002). Bus systems for the future: Achieving sustainable transport worldwide. OECD/IEA.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)International Energy Agency ба Organisation for Economic Co-operation and Development. Bus Systems for the Future: Achieving Sustainable Transport Worldwide. Paris, France: OECD/IEA, 2002.
MLA -ийн эшлэл (9 дэх хэвлэлт)International Energy Agency ба Organisation for Economic Co-operation and Development. Bus Systems for the Future: Achieving Sustainable Transport Worldwide. OECD/IEA, 2002.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.