National Training Laboratories Institute for Applied Behavioral Science
Institute for Applied Behavioral Science, 1968
Buku Teks
Donald Freeman and Jack C. Richardsand , author
Cambridge Cambridge University Press 1996
Buku Teks
Miguel A R B Castanho, editor
[, Springer], 2012
eBooks
Scales, Peter, 1949-, author
Open University Press, 2013
Buku Teks
Stevick, Earl W.
Cambridge University Press, 1982
Buku Teks