Ashby, M. F. (Michael F.), author
Elsevier, 2014
Buku Teks
Ashby, Mike, author
Butterworth-Heinemann, 2014
eBooks
Galsworth, G.D.
Oliver Wight, 1994
Buku Teks
Taylor & France, 1999
Buku Teks
Hudson, Jennifer, author
Laurence King Pub , 2011
Buku Referensi