21
by Verloop, Jan
Published 2013
Elsevier Science

22
by Sisakhti, Reza
Published 2016
ATD Press

23
by White, B. Joseph
Published 2007
American Management Association

24
by Choy, Esther K.
Published 2017
Amacom

25
by Hiebert, Corwin
Published 2013
New Riders

26
by Burch, Geoff
Published 2012
Capstone

29
by Hunter, G. Shawn
Published 2016
Routledge

30
by Gaskell, Kevin
Published 2017
John Wiley & Sons Ltd

31
by Helder, Chris
Published 2019
Wiley

33
by Watt, George, Abrams, Howard
Published 2019
Apress

35
by Neal, Annmarie
Published 2013
ASTD Press

36
by Militello, Frederick C.
Published 2002
Financial Times/Prentice Hall PTR

37
by Thomas, Stefan
Published 2016
Capstone, a Wiley brand

38
by Huntsman, Jon M.
[FTPress Delivers]

39
by Hallenbeck, George
Published 2016
Center for Creative Leadership

40
by Yount, Shane A.
Published 2013
McGraw-Hill Education