@inbook{Kreyenfeld2008,
author = {Kreyenfeld, M. and Konietzka, D.},
title= {Education and fertility in Germany},
year = {2008},
editor = {Hamm, I.},
editor = {Seitz, H.},
editor = {Werding, M.},
booktitle = {Demographic change in Germany},
address = {Berlin},
publisher = {Springer},
pages = {165--187},
}