TY  - BOOK
AU  - Ahier, John  .
TI  - Diversity and change: education, policy and selection / 
SN  - 0-415-13720-9
U1  - T(W:1) 
PY  - 1996///
CY  - New York : 
PB  - Routledge , 
KW  - Educational system
ER  -