Schulz, P. (2007). Occupational pension schemes in Germany: Changes in the German landscape of old-age plans, cta model. Druck Diplomica.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchulz, Peter. Occupational Pension Schemes in Germany: Changes in the German Landscape of Old-age Plans, Cta Model. Hamburg: Druck Diplomica, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSchulz, Peter. Occupational Pension Schemes in Germany: Changes in the German Landscape of Old-age Plans, Cta Model. Druck Diplomica, 2007.
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