Salter, R.J.
Macmillan, 1983
Buku Teks
Manafe, Ryan Putera Pratama, author
Fakultas Teknik Universitas Indonesia, 2012
UI - Skripsi (Open)
Institute of Traffic Engineers ; John E. Baerwald, editor, associate editors, Matthew J. Huber, Louis E. Keefer
Prentice-Hall, 1976
Buku Referensi
edited by Wolfgang S. Homburger, Louis E. Keefer and William R. McGrath
Prentice-Hall, 1994
Buku Referensi
Martine, Roberta R., author
Prentice-Hall, 1994
Buku Teks