World population prospects as assessed in ... /

1963; 1968; 1973; 78 (1980); 1980; 1982; 1984; 1988; 1990; 1992; 1994-1996; 1998v.3 1998; 1998v.2 1998; 1998 v.1; 177 (1998:v.1); 1998 v.2; 1998 v.3; 186 (1998:v.3); 2000v.3 2000; 2000v.1 2000; 2000 no.1; 2000 no.2; 2000 no.3; 2000 v.1; 198 (2000:v.1); 2000 v.2; 199 (2000:v.2); 2000 v.3; 200 (2000:v.3); 2002v.3 2002; 2002v.2 2002; 2002v.1 2002; 2002 v.1; 222 (2002:v.1); 2002 v.2; 223 (2002:v.2); 2002 v.3; 233 (2002:v.3); 2004v.2 2004; 2004 v.1; 244 (2004:v.1); 2004 v.2; 2004 v.3; 246 (2004:v.3); 2006 v.1; 261 (2006:v.1); 2006 v.2; 262 (2006:v.2)