http://repository.uhamka.ac.id/id/eprint/15912/
Motorcycle risky behaviours and road accidents
among adolescents in Jakarta metropolitan area,
Indonesia
Umniyatun, Yuyun
http://repository.uhamka.ac.id/id/eprint/15912/7/2%20Hasil%20Peer%20Review-Motorcycle%20Risky.pdf