@inbook{Kreyenfeld2006,
author = {Kreyenfeld, M.},
title= {Family Formation in East and West Germany Before and After Unification},
year = {2006},
doi = {10.1007/1-4020-4716-9_9},
editor = {Gustadsson, S.},
editor = {Kalwij, A.},
booktitle = {Education and Postponement of Maternity - Economic Analyses for Industrialized Countries},
publisher = {EAPS, Springer},
}