TY  - BOOK
AU  - Keller,Rudi, x
AU  - x
TI  - A theory of linguistic sings: x
SN  - 0198237952
U1  - 410/K29l 
PY  - 1998///
CY  - Oxford
PB  - Oxford University Press
KW  - Linguistics
N1  - Includes
ER  -