000  $anz n  2
000  $a주제어
001  $aKSH1998035928
005  $a20021215000000
008  $a980429 n azknnaabn          |a a|a    | 
150  $a수율[收率]
450  $a수득률[收得率]
450  $wr$i영어$ayield
550  $a이익(이득)[利益]
550  $a이자(이윤)[利子]