Roberson, Cliff, author
CRC Press, Taylor & Francis Group, 2008
Buku Teks
Keith Bryett [and others]
Batterworths, 1993
Buku Teks
Kania, Richard R. E., author
Elsevier , 2012
Buku Teks
Davies, Malcom, author
Longman, 1995
Buku Teks
Skolnick, Jerome H.
John Wiley & Sons Inc., 1994
Buku Teks