Heisig, J. P. (2015). Late-career Risks in Changing Welfare States: Comparing Germany and the United States since the 1980s. Amsterdam University Press.
芝加哥风格引文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引文Heisig, Jan Paul. Late-career Risks in Changing Welfare States: Comparing Germany and the United States Since the 1980s. Amsterdam University Press, 2015.
警告：这些引文格式不一定是100％准确.