TY  - BOOK
AU  - Murphy,Raymond
TI  - Essential grammar in use :a self-study reference and practice book for elementary students of English
SN  - 0521559286
U1  - 425/MUR MUR 
PY  - 1998///
CY  - U.K
PB  - Cambridge Univ Press
KW  - ELT/425
N1  - first published in 1990
ER  -