Cheng Liu
Prentice-Hall, 1984
Buku Teks SO
Cheng Liu
Prentice-Hall, 1997
Buku Teks SO
Jones, Colin J.F.P.
Butterworth; Thomas Telford, 1985
Buku Teks SO
Jones, Colin J.F.P.
Butterworth; Thomas Telford, 1985
Buku Teks SO
Sulman, Elizabeth
Prentice-Hall, 1999
Buku Teks