Ferraro, Jack, author
[American Management Association;, ], 2012
eBooks
Huszar, George B. de (George Bernard), 1919-1968, author
Littlefield, Adams, 1959
Buku Teks
Maxey, Chester C.
Macmillan, 1949
Buku Teks
Maxey, Chester C.
Macmillan, 1961
Buku Teks
Russell, Bertrend
Unwin Paperbacks, 1963
Buku Teks