TY  - BOOK
AU  - Lollo-Martin,Diane C.
TI  - Universal grammar and American sign language: setting the null argument parameters 
SN  - 0792314190 :
U1  - 419 
PY  - 1991///
CY  - Dordrecht
PB  - Kluwer Academic Publishers
KW  - American sign language
KW  - Grammar, Comparative and general
KW  - Sign language
N1  - Includes bibliographical references and index
ER  -