Lutz, W., Skirbekk, V., & Testa, M. R. (2007). The low-fertility trap hypothesis: Forces that may lead to further postponement and fewer births in Europe ([1st ed.].). International Institute for Applied Systems Analysis.
Chicago-Zitierstil (17. Ausg.)Lutz, Wolfgang, Vegard Skirbekk, und Maria Rita Testa. The Low-fertility Trap Hypothesis: Forces That May Lead to Further Postponement and Fewer Births in Europe. [1st ed.]. Vienna: International Institute for Applied Systems Analysis, 2007.
MLA-Zitierstil (9. Ausg.)Lutz, Wolfgang, et al. The Low-fertility Trap Hypothesis: Forces That May Lead to Further Postponement and Fewer Births in Europe. [1st ed.]. International Institute for Applied Systems Analysis, 2007.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.