Radl, J. (2013). Retirement timing and social stratification: A comparative study of labor market exit and age norms in Western Europe. Versita.
芝加哥风格引文Radl, Jonas. Retirement Timing and Social Stratification: A Comparative Study of Labor Market Exit and Age Norms in Western Europe. London: Versita, 2013.
MLA引文Radl, Jonas. Retirement Timing and Social Stratification: A Comparative Study of Labor Market Exit and Age Norms in Western Europe. Versita, 2013.
警告：这些引文格式不一定是100％准确.