TY  - BOOK
AU  - Solórzano,Helen Sophia
AU  - Boyd,Frances
AU  - Numrich,Carol
AU  - Schmidt,Jennifer
TI  - Northstar
SN  - 020175570X (original)
U1  - 428.3/4 21
PY  - 2004///
CY  - White Plains, NY
PB  - Longman
KW  - English language
KW  - Spoken English
KW  - Problems, exercises, etc
KW  - Textbooks for foreign speakers
KW  - Listening
KW  - Kỹ năng nghe
KW  - Kỹ năng nói
KW  - Tiếng Anh
ER  -