Direktorat Keselamatan Transportasi Darat
Politeknik Keselamatan Transportasi Jalan
Transportation Engineering : An Introduction/Third Edition = Dasar-Dasar Rekayasa Transportasi/Edisi Ke-3/Jilid 1
Transportation Engineering : An Introduction/Third Edition = Dasar-Dasar Rekayasa Transportasi/Edisi Ke-3/Jilid 2