Zdrok, Jodie L.
Hitler, Adolf, 1889-1945 Triple Alliance, 1882 World politics -- To 1900 Technological innovations Inventions
San Diego [etc.] : Thomson, c2004
Books
9780737720372
Williams, Alan, 1937-
Technological innovations Creative ability in business Inventions
Australia : Allen & Unwin, 1999
Books
9781865081274