American Enterprise Institute for Public Policy Research & Penner, R. G. (1981). The Congressional budget process after five years. American Enterprise Institute for Public Policy Research.
Chicago-viite (17. p.)American Enterprise Institute for Public Policy Research ja Rudolph G. Penner. The Congressional Budget Process After Five Years. Washington, D.C.: American Enterprise Institute for Public Policy Research, 1981.
MLA-viite (8. p.)American Enterprise Institute for Public Policy Research ja Rudolph G. Penner. The Congressional Budget Process After Five Years. American Enterprise Institute for Public Policy Research, 1981.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.