Gert J. J. Biesta
Springer, 2012
eBooks
edited, with introduction by Goran Schildt
Rizzol, 1998
Buku Teks
Williams, Malcolm, 1953-, author
Sage , 2003
Buku Teks
Nickel, James W., author
Blackwell , 2007
Buku Teks
edited by Hans F. Crombag and Dato N. De Gruijter
Mouton, 1974
Buku Teks