1
by Glaser, John P.
Published 2011
Jossey-Bass

2
by Dykes, Brent
Published 2012
Adobe Press

3
by Golbeck, Amanda L.
Published 2015
CRC Press

4
by Goldmeier, Jordan, Duggirala, Purnachandra
Published 2015
Apress, Distributed to the Book trade worldwide by Springer Science+Business Media New York

5
by Burby, Jason
Published 2007
Wiley Pub.