Gaya APA
Siregar, M, L. (2015).
Hazard-Driven Drivers Behaviours Towards Vehicle-to-Median Safe Distances .
Depok:
Gedung DRPM UI Kampus Uniersitas Indonesia.
Gaya MLA
Siregar, Martha, Leni.
"Hazard-Driven Drivers Behaviours Towards Vehicle-to-Median Safe Distances".
Depok:
Gedung DRPM UI Kampus Uniersitas Indonesia,
2015.
Text.