Grammar C1

Cambridge English

Grammar and Vocabulary for Advanced Book with Answers and Audio: Self-Study Grammar Reference and Practice (SIN COLECCION)

Klett Sprachen GmbH

Advanced Grammar in Use: Fourth Edition. Book with answers, Online Tests and eBook

Hueber

Destination C1 & C2 Grammar and Vocabulary. Student's Book with Key

Pearson Longman

MYGRAMMARLAB ADVANCED WITH KEY AND MYLAB PACK (Longman Learners Grammar)

Cambridge University Press

Advanced Grammar in Use. Third Edition. Book with answers.

Collins

Grammar: C1 (Collins Work on Your…)              

Macmillan Education

DESTINATION C1&C2 Sb +Key: Student's Book with Key - 9780230035409

English Grammar Revision B2-C1: Phrasal Verbs with UP and DOWN (English Edition)

B2-C1 ENGLISH VOCABULARY AND GRAMMAR BOOSTER: PRACTICE ACTIVITIES FOR ENGLISH STUDENTS (English Edition)

Independently published

C1 ADVANCED Use of English: 10 Practice tests for the Cambridge exam