Organisation for Economic Co-operation and Development & ProQuest (Firm). (2011). Education at a glance, 2011: OECD indicators. OECD.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Organisation for Economic Co-operation and Development ба ProQuest (Firm). Education at a Glance, 2011: OECD Indicators. [Paris]: OECD, 2011.
MLA -ийн эшлэл (9 дэх хэвлэлт)Organisation for Economic Co-operation and Development ба ProQuest (Firm). Education at a Glance, 2011: OECD Indicators. OECD, 2011.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.