TY  - BOOK
AU  - Murphy, Raymond
TI  - Essential grammar in use: a self-study reference and practice book for elementary students of English : with answers 
SN  - 0521559286
AV  - PE 1128 .M873 1997
PY  - 1997///
CY  - Cambridge
PB  - Cambridge University Press
KW  - English language
KW  - Grammar
KW  - Problems, exercises, etc
KW  - Textbooks for foreign speakers
N1  - Includes index
ER  -