Williamson, Mark, author
Institution of Engineering and Technology, 2008
eBooks
Chaplin, Charles, author
Chivers, 1964
Buku Teks
Wachner, Clarence W., author
Macmillan, 1963
Buku Teks
Briere, S.J., author
George Allen and Unwin , 1956
Buku Teks
Nihon Keizai Shinbusha
Tokyo: Kodansha International, c1987
Buku Teks