Lange, Kurt, editor
McGraw-Hill, 1985
Buku Referensi
King, Reno C., author
McGraw-Hill, 1967
Buku Referensi
Box, Paul C., author
Institut of Transportation Engineers, 1976
Buku Referensi
Wang, Shan K., author
McGraw-Hill, 1993
Buku Referensi
edited by Charles A. Harper
McGraw-Hill, 2000
Buku Referensi