Παραπομπή APA

Darby, M. R. (1979). The effects of social security on income and the capital stock: Michael R. Darby. Washington: American Enterprise Institute for Public Policy Research.

Παραπομπή Chicago Style

Darby, Michael R. The Effects of Social Security On Income and the Capital Stock: Michael R. Darby. Washington: American Enterprise Institute for Public Policy Research, 1979.

Παραπομπή MLA

Darby, Michael R. The Effects of Social Security On Income and the Capital Stock: Michael R. Darby. Washington: American Enterprise Institute for Public Policy Research, 1979.

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