APA-referens (7:e uppl.)

Hellwig, K. (2021). Supply and Demand Effects of Unemployment Insurance Benefit Extensions: Evidence from U.S. Counties. International Monetary Fund.

Chicago-referens (17:e uppl.)

Hellwig, Klaus-Peter. Supply and Demand Effects of Unemployment Insurance Benefit Extensions: Evidence from U.S. Counties. Washington, D.C.: International Monetary Fund, 2021.

MLA-referens (8:e uppl.)

Hellwig, Klaus-Peter. Supply and Demand Effects of Unemployment Insurance Benefit Extensions: Evidence from U.S. Counties. International Monetary Fund, 2021.