TY  - BOOK
AU  - Freidin, Robert.
TI  - Principles and Parameters in Comparative Grammar / 
SN  - 0-262-06140-6
U1  - P 
PY  - 1991///
CY  - New Delhi : 
PB  - Munshiram Manoharlal Publishers Pvt. Ltd. , 
KW  - Linguistics
ER  -