Drucker, Peter Ferdinand, 1909-2005
The effective executive
Harper & Row, 1996
 Buku Teks
The executive life
by the editors of Fortune
Doubleday, 1956
 Buku Teks
Bernard, Chester I.
The functions of the executive
Harvard University Press , 1966
 Buku Teks
Copeland, Melvin T.
The executive at work
Harvard University Press, 1955
 Buku Teks
Learned, Edmund P. (Edmund Philip), 1900-1991
Executive action
Andover Press, 1957
 Buku Teks SO