Graham, Michael Dennis, author
American Management Association, 2008
eBooks
Learned, Edmund P. (Edmund Philip), 1900-1991, author
Harvard University Press, 1951
Buku Teks
Learned, Edmund P. (Edmund Philip), 1900-1991, author
Andover Press, 1957
Buku Teks
Bittel, Lester Robert, author
Alexander Hamilton Institute, 1986
Buku Teks
Siu, Ralph Gun Hoy
John Wiley & Sons, 1980
Buku Teks