00000nz a2200000n 4500 001 KSH1999020665 005 19991106081138 008 991106 n azknn|abn |a a|a | 150 ▼a개인 교육[個人敎育]▲ 550 ▼wg▼a교육[敎育]▲ 550 ▼a대량 교육[大量敎育]▲