Litterer, Joseph August, 1926-
Wiley, 1969
Buku Teks
Gibson, James L.
McGraw-Hill, 2000
Buku Teks
Gibson, James L.
Irwin, 1994
Buku Teks
by James L. Gibson, John M. Ivancevich, James H. Donnelly, Robert Konopaske
McGraw-Hill, 2009
Buku Teks
Newstrom, John W.
McGraw-Hill, 2015
Buku Teks