TY  - BOOK
AU  - Murphy, Raymond
TI  - Essential grammar in use: a self-study reference and practice book for elementary students of english
SN  - 978-0-521-67543-7
U1  - 425 
PY  - 2007///
CY  - New York
PB  - Cambridge University Press
KW  - English language - Grammar
N1  - Includes index
ER  -