Funk & Wagnalls Company, 1949
Buku Teks
editor, M.J. Dooher ; associate editor, V. Marquis
American Management Association, 1953
Buku Teks
Argenti, John, author
Allen & Unwin, 1975
Buku Teks
Porter, Donald E., author
International , 1964
Buku Teks
American Management , 1960
Buku Teks