TY  - BOOK
AU  - Lass, Roger  .
TI  - Phonology: an introduction to basic concepts / 
SN  - 0-521-28183-0
U1  - P111:1 
PY  - 1984///
CY  - Cambridge : 
PB  - Cambridge University Press , 
KW  - Grammar, Comparative and general- Phonology
ER  -