Dale, Ernest, author
American Management Association, 1955
Buku Teks
edited by Thomas D. Lynch, Peter Cruise
CRC Press, 2006
Buku Teks
edited by W. W. Cooper, H. J. Leavitt [and] M. W. Shelly II
John Wiley & Sons, 1964
Buku Teks
Kingdon, Donald Ralph
Tavistock , 1973
Buku Teks
Waldman, Don E., author
Pearson, 2007
Buku Teks