김신영 임지연 2023-05-10T13:04:40Z 2023-05-10T13:04:40Z 2007 Made available in DSpace on 2023-05-10T13:04:40Z (KST). No. of bitstreams: 0 000000019806 kor 한국청소년정책연구원 청소년발달지표 청소년발달지표 결과부문 한국 청소년발달 지표조사Ⅱ Report