TY  - BOOK
AU  - Solórzano,Helen Sophia
TI  - Northstar: high intermediate 
SN  - 0131937081
PY  - 2006///
CY  - White Plains, N. Y.
PB  - Pearson Longman in cooperation with ETS
KW  - English language
KW  - Textbooks for foreign speakers
KW  - Test of English as a Foreign Language
KW  - Study guides
KW  - Examinations
ER  -