1. Brown, J. and Armstrong, M. 1986.Mid‐schooling Transfer: problems and proposals, Edited by: Youngman, M.B. 29–46. Windsor: NFER Nelson.
2. Bryan, K.A. 1980.Middle Schools: origins, ideology and practice, Edited by: Hargreaves, A. and Tickle, L. 228–246. London: Harper and Row. 1980