APA (7 वां संस्करण) प्रशस्ति पत्र
Hakansson, N. H. (2013). Social security's investment shortfall: 8 trillion plus : and the way forward : plus How the US government's financial deficit reporting = 64 Madoffs. World Scientific Pub..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Hakansson, Nils Hemming. Social Security's Investment Shortfall: 8 Trillion Plus : And the Way Forward : Plus How the US Government's Financial Deficit Reporting = 64 Madoffs. Singapore ; Hackensack, NJ: World Scientific Pub., 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Hakansson, Nils Hemming. Social Security's Investment Shortfall: 8 Trillion Plus : And the Way Forward : Plus How the US Government's Financial Deficit Reporting = 64 Madoffs. World Scientific Pub., 2013.
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