Pengaruh Teknik Self Management Untuk Mengurangi Perilaku Merokok Siswa Kelas…

This study aims to examine the effects of self management techniques to reduce smoking behavior of class IX students of SMPNegeri 40 Pekanbaru through group guidance. This type of research is a quantitatiative study with an experimental metohod using the design on the one-group pretest – posttest design. The measuring instrument used in this study is a smoking behavior measurement scale consi…