TY  - BOOK
AU  - Perniss, Pamela
AU  - Pfau, Roland
AU  - Steinbach, Markus
TI  - Visible variation : comparative studies on sign language structure
SN  - 9783110195781
SN  - 200702568
U1  - 419 PER 
PY  - 2007///
CY  - Berlin ; New York
PB  - Mouton de Gruyter
KW  - Language and languages - Variation
KW  - Linguistic change
KW  - Psycholinguistics
KW  - Sign language
N1  - Includes bibliographical references and index
ER  -