2
by Otten, R.H.J.M., van Ginneken, L.P.P.P.
Published 1989
Springer US

3
by Popescu-Pampu, Patrick
Published 2016
Springer International Publishing

5
by Punjabi, Prakash P.
Published 2015
Springer International Publishing

11
by Phillips, Patricia Pulliam
Published 2005
ASTD Press

14
by Phillips, Patricia Pulliam
Published 2010
ASTD Press

16
by Phillips, Patricia Pulliam
Published 2012
ASTD Press

17
by Paolo Piccaluga, Pier
Published 2023
IntechOpen

18
by Parashar Pandey, Pratima
Published 2018
IntechOpen

20
by Paolo Piccaluga, Pier
Published 2019
IntechOpen