APA-referens (7:e uppl.)

Heisig, J. P. (2015). Late-career Risks in Changing Welfare States: Comparing Germany and the United States since the 1980s. Amsterdam University Press.

Chicago-referens (17:e uppl.)

Heisig, Jan Paul. Late-career Risks in Changing Welfare States: Comparing Germany and the United States Since the 1980s. Amsterdam: Amsterdam University Press, 2015.

MLA-referens (9:e uppl.)

Heisig, Jan Paul. Late-career Risks in Changing Welfare States: Comparing Germany and the United States Since the 1980s. Amsterdam University Press, 2015.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.