FCE Use of English 1 (For the Revised Cambridge Examination) – Virginia Evans
A Student’s Introduction To English Grammar – Rodney Huddleston & Geoffrey K. Pullum
Use of English for First with Answer Key – Malcolm Mann & Steve Taylore-Knowles
FCE: Use of English (Upper-intermediate) – Bourke and Maris
An Introduction to English Syntax – Jim Miller
An Introduction to English Language Teaching (Revised Impression) -John Haycraft
Introduction to English Phonetics and Phonology (Volume 1 ) – Ulrike Gut
An Introduction to English Grammar (Third Edition) – Sidney Greenbaum & Gerald Nelson
Introduction to English Linguistics – Annette Becker M. A. and Dr. Markus Bieswanger