APA-ийн эшлэл(7 дахь хэвлэлт)

Organisation for Economic Co-operation and Development & ProQuest (Firm). (2006). 21st century learning environments. OECD.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Organisation for Economic Co-operation and Development ба ProQuest (Firm). 21st Century Learning Environments. Paris: OECD, 2006.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Organisation for Economic Co-operation and Development ба ProQuest (Firm). 21st Century Learning Environments. OECD, 2006.