APA

United States. |b Congressional Budget Office, .Varios titulos de A CBO STUDY. [Washington, DC] : |b Congress of the U.S., Congressional Budget Office, |c [2010]: .

Chicago

United States. |b Congressional Budget Office, .Varios titulos de A CBO STUDY. [Washington, DC] : |b Congress of the U.S., Congressional Budget Office, |c [2010]: .

Harvard

United States. |b Congressional Budget Office, .Varios titulos de A CBO STUDY. [Washington, DC] : |b Congress of the U.S., Congressional Budget Office, |c [2010]: .

MLA

United States. |b Congressional Budget Office, .[Washington, DC] : |b Congress of the U.S., Congressional Budget Office, |c [2010]: . .