TY  - BOOK
AU  - Perez,Maria Angeles Casado
AU  - Fernandez,Ana Maria Romero
AU  - Sebastia,Anna Martinez.
TI  - Prisma eco: libro de ejercicios 
SN  - 9788498481907
PY  - 2010///
CY  - Madrid
PB  - Editorial Edinumen
KW  - Spanish language
KW  - Conversation and phrase books
KW  - English
KW  - Self-instruction
KW  - Textbooks for foreign speakers
ER  -