I would like to share some of the good English books, recommended by my lecturers..bravooo....
1. Advanced learner's grammar A self-study reference & practice book with answers : Longman
2. The good grammar book : Oxford University Press
3. Grammar express For self study or the classroom : Longman
4. New edition grammar practice for elementary students : Longman
5. Understanding and using English grammar - workbook third edition : Longman