청소년의 휴대폰 활용유형이 학교부적응에 미치는 영향: 휴대폰 의존도의 매개효과 분석
The effect of mobile phone usage type on school maladjustment: A mediating effect of mobile phone dependency
The effect of mobile phone usage type on school maladjustment: A mediating effect of mobile phone dependency
