TY  - BOOK
AU  - Thomson, A J
AU  - Martinet, A V
TI  - A practical English grammar : exercises 1
SN  - 0-19-562054-2
CY  - New Delhi
KW  - Grammar -- English
N1  - Reprint year 1999. Donated by Prashant R. Nair, Lect., IT Dept
ER  -