Headey, B. (2008). A quarter century of change: Results from the German Socio-Economic Panel (SOEP).
Chicago-Zitierstil (17. Ausg.)Headey, Bruce. A Quarter Century of Change: Results from the German Socio-Economic Panel (SOEP). Berlin, 2008.
MLA-Zitierstil (8. Ausg.)Headey, Bruce. A Quarter Century of Change: Results from the German Socio-Economic Panel (SOEP). 2008.
警告：这些引文格式不一定是100％准确.