TY  - BOOK
AU  - Murphy,Raymond
TI  - English grammar in use: a reference and practice book for intermediate student of english : [whitout answers] 
U1  - 421.5 M978e 2004 
PY  - 2004///
CY  - Cambridge
PB  - Cambridge University Press, 
KW  - INGLES
KW  - GRAMATICA
KW  - PROBLEMAS, EJERCICIOS, ETC
KW  - TEXTO DE ESTUDIO
ER  -