APA-referens (7:e uppl.)

Sancak, C., Velloso, R., & Xing, J. (2010). Tax Revenue Response to the Business Cycle. International Monetary Fund.

Chicago-referens (17:e uppl.)

Sancak, Cemile, Ricardo Velloso, och Jing Xing. Tax Revenue Response to the Business Cycle. Washington, D.C.: International Monetary Fund, 2010.

MLA-referens (8:e uppl.)

Sancak, Cemile, et al. Tax Revenue Response to the Business Cycle. International Monetary Fund, 2010.