00000nz a2200000n 4500 001 KSH1998004789 005 20021010000000 008 980429 n azknn|abn |a a|a | 150 ▼a가치 법칙[價値法則]▲ 450 ▼wr▼i영어▼alaw of value▲ 550 ▼a가치(경제)[價値]▲ 550 ▼a가치론[價値論]▲ 550 ▼a노동 가치설[勞動價値說]▲