APA-ийн эшлэл(7 дахь хэвлэлт)
Long, B. L. (2000). International environmental issues and the OECD, 1950-2000: An historical perspective. Organisation for Economic Co-operation and Development.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Long, Bill L. International Environmental Issues and the OECD, 1950-2000: An Historical Perspective. Paris: Organisation for Economic Co-operation and Development, 2000.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Long, Bill L. International Environmental Issues and the OECD, 1950-2000: An Historical Perspective. Organisation for Economic Co-operation and Development, 2000.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.