TY  - BOOK
AU  - Rogerson,Pamela
AU  - Gilbert,Judy B.
TI  - Speaking clearly: pronunciation and listening comprehension for learners of English : Student's book 
SN  - 0521312876 (Student's book)
AV  - PE1137 R64
PY  - 1990///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Inglés
KW  - Pronunciación
ER  -