Stone, Biz
Blogging : genius strategies for instant web content
New Riders, 2003
 Buku Teks
Madge, John
The tools of social science / John Madge
Longman, 1980
 Buku Teks
Greeno, Nathan J.
Corporate learning strategies
American Society for Training & Development, 2006
 eBooks
Doxsee, Kenneth M.
Green organic chemistry : strategies, tools, and laboratory experiments
Thomson, Brooks/Cole, 2004
 Buku Teks
Kolarik, William J.
Creating quality : concepts, systems, strategies and tools
McGraw-Hill, 1995
 Buku Teks