APA-ийн эшлэл(7 дахь хэвлэлт)

Irwin, T. (2007). Government guarantees: Allocating and valuing risk in privately financed infrastructure projects. World Bank.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Irwin, Timothy. Government Guarantees: Allocating and Valuing Risk in Privately Financed Infrastructure Projects. Washington, D.C.: World Bank, 2007.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Irwin, Timothy. Government Guarantees: Allocating and Valuing Risk in Privately Financed Infrastructure Projects. World Bank, 2007.