TY  - BOOK
ED  - General Population Conference
TI  - XXIII th General Population Conference = XXIV Congrès Générale de la Population: Beijing, China 11-17 october 1997 = Beijing, China 11-17 octobre 1997
T2  - (Information Bulletin = Bulletin d'information
PY  - 1997///
CY  - s.l. : 
PB  - IUSSP
KW  - POBLACIÓN
KW  - CONGRESOS
ER  -