TY  - BOOK
AU  - Dupre Anne Proffitt
TI  - Speaking up:  The unintended costs of free speech in public schools   
SN  - 9780674031142
U1  - T9(Z).73, P9 
PY  - 2009///
CY  - Cambridge
PB  - Harvard University Press        
KW  - Sociology
ER  -