TY  - BOOK
AU  - Alexander,L.G.
TI  - New concept English: First things first, students' book. An integrated course for beginners 
U1  - 425 14
PY  - 1973///
CY  - London
PB  - Longman
KW  - Tiếng Anh
KW  - Ngữ pháp
KW  - English language
KW  - Grammar
ER  -