American Enterprise Institute for Public Policy Research. (1990). The American enterprise. American Enterprise Institute for Public Policy Research.
Chicago Style (17. basım) AtıfAmerican Enterprise Institute for Public Policy Research. The American Enterprise. Washington, D.C.: American Enterprise Institute for Public Policy Research, 1990.
MLA (9th ed.) AtıfAmerican Enterprise Institute for Public Policy Research. The American Enterprise. American Enterprise Institute for Public Policy Research, 1990.
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