APA-ийн эшлэл(7 дахь хэвлэлт)

Friend, J. (2005). Planning under pressure: The strategic choice approach (3rded.). Elsevier.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Friend, John. Planning Under Pressure: The Strategic Choice Approach. 3rded. Amsterdam: Elsevier, 2005.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Friend, John. Planning Under Pressure: The Strategic Choice Approach. 3rded. Elsevier, 2005.