TY  - BOOK
AU  - Halliday, M. A. K.
AU  - Doughty, Peter
AU  - Thornton, Geoffrey
TI  - Explorations in the functions of language
T2  - Explorations in Language Study 
SN  - 0713117389
U1  - 407 
PY  - 1973///
CY  - London
PB  - Edward Arnold
KW  - Language and languages
ER  -