Micklethwait, John
A Future Perfect the Challenge and Hidden Promise of Globalization
William Heinemann, 2000
 Buku Teks
Challenge and change in the information society
edited by Susan Hornby, Zoe Clarke
Facet, 2004
 Buku Teks SO
Stewart, Valerie
Change : the challenge for management
McGraw-Hill, 1983
 Buku Teks SO
Indonesia : the challenge of change
edited by Richard W. Baker [and others]
Institute of Southeast Asian Studies, 1999
 Buku Teks SO
Harman, Willis
Global mind change : the promise of the 21st century
Berrett-Koehler , 1998
 Buku Teks SO