Citace podle APA (7th ed.)

Kreps, J. M. (1963). Employment, income, and retirement problems of the aged. Duke University Press.

Citace podle Chicago (17th ed.)

Kreps, Juanita M. Employment, Income, and Retirement Problems of the Aged. Durham, N.C.: Duke University Press, 1963.

Citace podle MLA (8th ed.)

Kreps, Juanita M. Employment, Income, and Retirement Problems of the Aged. Duke University Press, 1963.

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