Educreation and feedback : education for creation, growth and change /
Ritter, Paul.
Educreation and feedback : education for creation, growth and change / by Paul Ritter. - 2nd ed. - Oxford : Pergamon Press, 1979. - 432 p. ; 24 cm.
0080214754
Education.
Educreation and feedback : education for creation, growth and change / by Paul Ritter. - 2nd ed. - Oxford : Pergamon Press, 1979. - 432 p. ; 24 cm.
0080214754
Education.
