TY  - BOOK
AU  - Gudschinsky,Sarah C.
TI  - How to learn an unwritten language
U1  - 407  
PY  - 1967///]
CY  - New York
PB  - Holt, Rinehart and Winston
KW  - Language and languages
KW  - Study and teaching.
N1  - Bibliography: p. 61-62.
ER  -