TY  - BOOK
AU  - Laboy William
TI  - Principles of Linguistic Change Internal Factors Vol-1
SN  - 9780631179146
U1  - 417.7 LAB 
PY  - 1999///
CY  - USA
PB  - Wiley Balckwell Pub.
KW  - Change
KW  - Factors
KW  - Internal
KW  - Laboy William
KW  - Linguistic
KW  - Principles
ER  -