Ides, Allan, author
Aspen Law & Business, 2003
Buku Teks
Santamarina, J. Carlos, author
ASCE, 1998
Buku Teks
Williams, Alan., author
Engineering Press, 2000
Buku Referensi
Salim Said, 1943-, author
Pustaka Sinar Harapan , 2006
Buku Teks
T. Telford, 1994
Buku Teks