TY  - BOOK
AU  - Haugnes, Natasha
AU  - Maher, Beth
TI  - North star. Focus reading and writing
U1  - 424.4 
PY  - 0000///Inc
CY  - New York, EU.
PB  - Addison Wesley Longman
KW  - INGLES
KW  - ENGLISH LANGUAGE
KW  - ENSEÑANZA DEL INGLES
KW  - READING
KW  - WRITING
KW  - PROBLEMS
KW  - EXERCISES
N1  - Introductory,basic,intermediate, high intermediate,advanced
ER  -