*0011596907 *008920717s1992 xx# 000 0 nob *019 $bk *08230$a617.7 *100 $aThoresen, Jon$_167015800 *245 $aEn amerikareise$badferdsoptometri i USA *300 $aS. 36-38 : ill. *773 $tOptikeren$gnr 3 (1992)$x0333-1598$w(NO-LaBS)915635(tnr) *999 $z9200144793$anorart:9200144793 ^