Παραπομπή APA

Kolb, R. (1992). The impact of changing life expectancy and retirement patterns on pension costs. Geneva: International Social Security Association.

Παραπομπή Chicago Style

Kolb, R. The Impact of Changing Life Expectancy and Retirement Patterns On Pension Costs. Geneva: International Social Security Association, 1992.

Παραπομπή MLA

Kolb, R. The Impact of Changing Life Expectancy and Retirement Patterns On Pension Costs. Geneva: International Social Security Association, 1992.

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