American Enterprise Institute for Public Policy Research. (1990). The American enterprise. American Enterprise Institute for Public Policy Research.
Chicago-viite (17. p.)American Enterprise Institute for Public Policy Research. The American Enterprise. Washington, D.C.: American Enterprise Institute for Public Policy Research, 1990.
MLA-viite (9. p.)American Enterprise Institute for Public Policy Research. The American Enterprise. American Enterprise Institute for Public Policy Research, 1990.
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