English C1 Cambridge

Cambridge English

Grammar and Vocabulary for Advanced Book with Answers and Audio

Cambridge University Press

C1 Advanced 5 Student's Book with Answers with Digital Pack (CAE Practice Tests)

Cambridge University Press

Empower Advanced/C1 Student's Book with Digital Pack (Cambridge English Empower)

Oxford University Press, USA

English File 4th Edition C1.1. Student's Book and Workbook with Key Pack (English File Fourth Edition)

Cambridge English

C1 Advanced Trainer 2. Practice Tests with Answers and Audio.

Future House Languages

Activate Advanced C1: Un Programa Completo de Autoaprendizaje (Activate Your English™)

Independently published

C1 ADVANCED Use of English (Open Cloze Part 2): 50 Practice Tests for the Cambridge exam

PODIPRINT

Reading CAE: Eight practice tests for the Cambridge C1 Advanced (Cambridge C1 English)

Future House Languages

Activate Advanced C1 - A Complete Self-Study Course: Improve your English level in all the skills and pass your Cambridge C1, IELTS, Trinity or TOEFL exam. (Activate Your English™) (English Edition)

C1 Advanced: CAE Cambridge English Exam: Writing Samples (Cambridge English Exams Book 5) (English Edition)