Bems, R. (2008). Aggregate Investment Expenditures on Tradable and Nontradable Goods. International Monetary Fund.
Chicago-viite (17. p.)Bems, Rudolfs. Aggregate Investment Expenditures on Tradable and Nontradable Goods. Washington, D.C.: International Monetary Fund, 2008.
MLA-viite (8. p.)Bems, Rudolfs. Aggregate Investment Expenditures on Tradable and Nontradable Goods. International Monetary Fund, 2008.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.