Shigley, Joseph Edward, author
McGraw-Hill, 1983
Buku Referensi
Asphalt Institute
Asphalt Institute, 1978
Buku Referensi
Dowrick, D. J., author
John Wiley & Sons, 1977
Buku Referensi
Ballast, David Kent, author
Professional Publications, Inc., 2002
Buku Referensi
The Asphalt Institute
The Asphalt Institute, 1963
Buku Referensi