C1 English

Future House Languages

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

Future House Languages

Activate Advanced C1: A Complete Self-Study Course (Activate Your English™) Inglés

Cambridge English

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

Independently published

Aprobar C1-C2 inglés: Friends Miles Away (SERIE APROBAR EXÁMENES AVANZADOS DE INGLÉS (WRITING Y SPEAKING))

Cambridge University Press

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

Macmillan Education

GATEWAY C1 Sb Pk 2nd Ed                          

Oxford University Press, USA

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

Cómo Aprender Inglés y Aprobar el C1 / C2: Curso Completo Para Aprender Inglés y Alcanzar Un Nivel C1 / C2 [Audio Incluido]

Independently published

Aprobar B2/ C1 inglés: Friends Miles Away (SERIE APROBAR EXÁMENES AVANZADOS DE INGLÉS (WRITING Y SPEAKING))

Independently published

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