00000nz a2200000n 4500 001 KSH2005015052 005 20050831214552 008 050831 n azknn|abn |a a|a | 150 ▼a여가학[餘暇學]▲ 450 ▼a레저 사이언스[leasure science]▲ 450 ▼wr▼i영어▼aleisure science▲ 550 ▼a레저 스포츠[leisure sports]▲