00000nz a2200000n 4500 001 KSH2005009589 005 20050418132234 008 050418 n azknn|abn |a a|a | 150 ▼a검색 방법[檢索方法]▲ 450 ▼wr▼i영어▼aretrieval method▲ 550 ▼a검색[檢索]▲