TY - CHAP A1 - Bozon, M. T1 - The contribution of qualitative methods to demography Y1 - 2006 A3 - Caselli, G. A3 - Vallin, J. A3 - Wunsch, G. T2 - Demography analysis and synthesis: A treatise in population CY - London PB - Academic Press SP - 731 EP - -744 ER -