TY  - GEN
AU  - Hermoso, Alfredo Gonzalez
AU  - Romero Dueñas,Carlos
TI  - ECO A2: libro del alumno (CD-ROM) 
SN  - 8477118892
AV  - PC4112 .H472 2004
PY  - 2004///
CY  - Madrid
PB  - Edelsa
KW  - Spanish language
KW  - Grammar
KW  - Problems, exercises, etc
KW  - Textbooks for foreign speakers
ER  -