Hartanto, O. D., and M. B. Qomaruddin. “HUBUNGAN ANTARA COPING EFFORT DENGAN UPAYA MENCARI KESEMBUHAN PENYALAHGUNA NARKOBA JARUM SUNTIK”. Jurnal Promkes: The Indonesian Journal of Health Promotion and Health Education, vol. 4, no. 1, Sept. 2017, pp. 48-58, doi:10.20473/jpk.V4.I1.2016.48-58.