TY - RPRT A1 - Perelli-Harris, B. A1 - Sigle-Rushton, W. A1 - Lappegard, T. A1 - Jasilioniene, A. A1 - Di Giulio, P. A1 - Keizer, R. A1 - Kreyenfeld, M. T1 - Examining nonmarital childbearing in Europe: How does union context differ across countries Y1 - 2009 PB - Max Planck Institute for Demographic Research CY - Rostock IS - MPIDR working paper WP-2009-021 ER -