TY  - BOOK
AU  - Murphy,Raymond
TI  - Essential grammar in use: Gramática básica de la lengua inglesa :con respuestas 
SN  - 8483230429
AV  - PE1128 .M77764 2015
U1  - 428 23
PY  - 2003///
CY  - Cambridge
PB  - Cambridge University Press
KW  - English language
KW  - Textbooks for foreign speakers
KW  - Grammar
KW  - Problems, exercises, etc
KW  - Study and teaching (Elementary)
KW  - Foreign speakers
KW  - Language arts (Elementary)
N1  - Includes index
ER  -