(2010). Comparative population studies: CPoS. Federal Inst. for Population Research.
Chicago-Zitierstil (17. Ausg.)Comparative Population Studies: CPoS. Wiesbaden: Federal Inst. for Population Research, 2010.
MLA-Zitierstil (8. Ausg.)Comparative Population Studies: CPoS. Federal Inst. for Population Research, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.