TY  - BOOK
AU  - Sinclair, John McHardy,
TI  - Towards an analysis of discourse: the English used by teachers and pupils 
SN  - 0194360113
U1  - 420.71 
PY  - 1975///
CY  - London
PB  - Oxford University Press
KW  - English language-Study and teaching.--
ER  -