Healely, Bernard J.
Jossey-Bass, 2009
Buku Teks
Indian Institute of Management, 1991
Buku Teks
editors, Lester Breslow, Jonathan E. Fielding, Lester B. Lave
Annual Reviews, 1990
Buku Teks
Berridge, Virginia
McGraw-Hill, 2011
Buku Teks
by Phill Hanlon [and others]
McGraw-Hill, 2012
Buku Teks