Whitfield, John
Institution of Engineering and Technology, 2009
eBooks
Green, D.C.
Longman Scientific & Tecnical, 1992
Buku Teks
Morris, Noel Malcolm, 1929-
Longman, 1980
Buku Teks
Lewis, M. L. (Maurice L.)
Stanley Thornes, 1992
Buku Teks
Johnson, James H.
International Textbook, 1965
Buku Teks