*0011483674 *008830408s1982 xx# 000 0 nob *019 $bk *08230$a301.3 *100 $aKristiansen, Jan Erik$_129873400 *245 $aDemografi, en utfordring til sosiologien? *300 $aS.3-13 *773 $tSosiologi i dag$gÅrg.12, nr.4 (1982)$x0332-6330$w(NO-LaBS)268266(tnr) *999 $z8300051676$anorart:8300051676 ^