00000nz a2200000n 4500 001 KSH1998043763 005 20021012000000 008 980513 n azknn|abn |a a|a | 150 ▼a개념 개발[槪念開發]▲ 450 ▼wr▼i영어▼aconcept development▲ 550 ▼a개념[槪念]▲