Papacostas, C. S.
Pearson/Prentice Hall, 2005
Buku Teks
Coyle, John Joseph, 1935-
South-Western College, 2000
Buku Teks
Transportation science section of ORSA, 2018
Majalah, Jurnal, Buletin
Elsevier scine publisher , 2018
Majalah, Jurnal, Buletin
Hay, William W.
John Wiley & Sons, 1977
Buku Teks