The Online advertising playbook : proven strategies and tested tactics from the advertising research foundation
by Joseph Plummer [and others]
John Wiley & Sons, 2007
 Buku Teks
Handbook of research on student engagement
Sandra L. Christenson, Amy L. Reschly, Cathy Wylie, editors
[Springer, ], 2012
 eBooks
The going global playbook
Google Inc., 2016
 Buku Teks
Sanders, Lalage D.
Discovering research methods in psychology : a student's guide
BPS Blackwell, 2010
 Buku Teks
Amy Yayuk Sri Rahayu
Change in student mindset toward entrepreneur an action research
2013
 Artikel Jurnal