Orr, William I., author
Howard W. Sams , 1987
Buku Referensi
editor, M.L. Stitch
North-Holland, 1979
Buku Referensi
edited by Earl Logan, Jr.
Marcel Dekker, Inc., 1994
Buku Referensi
Richard F. Shea, editor-in-shief
McGraw-Hill, 1966
Buku Referensi
Asphalt Institute
The Asphalt Institute, 1965
Buku Referensi