Organisation for Economic Co-operation and Development Staff. (2006). OECD environmental Indicators 2005. Organization for Economic Cooperation & Development Turpin Distribution Services Limited [Distributor].
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Organisation for Economic Co-operation and Development Staff. OECD Environmental Indicators 2005. Washington : Biggleswade: Organization for Economic Cooperation & Development Turpin Distribution Services Limited [Distributor], 2006.
MLA -ийн эшлэл (9 дэх хэвлэлт)Organisation for Economic Co-operation and Development Staff. OECD Environmental Indicators 2005. Organization for Economic Cooperation & Development Turpin Distribution Services Limited [Distributor], 2006.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.