TY  - BOOK
AU  - Hornby,A.S
TI  - Guide to patterns and usage
SN  -  019442118X
U1  - 428 
PY  - 1977///
CY  - Britain
PB  - The English Language Book Society and Oxford universuty press
KW  - Education
KW  - Guide Book
KW  - শিক্ষাবিজ্ঞান
ER  -