A Comparative Study of knowledge, attitude, and practice by Before-after trafffic safety education : focusing on the 4th grade student in elementary school (교통안전교육 전 . 후의 지식, 태도 및 실천에 관한 비교 연구 -초등학교 4학년 학생을 대상으로-)
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- Korean Journal of Health Education and Promotion
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- v.16 no.1
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- pp.31-43
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- 1999