TY - BOOK TI - Publications of the Netherlands Interuniversity Demographic Institute (NIDI) and the Population and Family Study Centre (CBGS) A2 - Nederlands Interuniversitair Demografisch Instituut A2 - Centre d'étude de la population et de la famille CY - Leiden PB - Nijhoff PY - 1976 LA - English M3 - Monografische Reihe (DE-588)4179998-7 (DE-627)104628669 (DE-576)209995106 gnd-content SN - 0166-6312 SN - 0923-3512 ER -