TY  - BOOK
AU  - Brown,Penelope and Levinson,Stephen C.
AU  - Brown,Penelope and Levinson,Stephen C.
TI  - Politeness : some universals in language usage
U1  - P0Y1 
PY  - 2007///
CY  - Cambridge
PB  - Cambridge University Press
KW  - P0Y1
ER  -