English C1 Level

Independently published

Next Level English C1 Advanced: 50 lessons to improve your English conversation: Real-world vocabulary and grammar for speaking success

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)

Independently published

La Biblia del Use of English - C1 LEVEL: 10 Practice Tests + Guía de Estudio

Independently published

Use of English C1: 10 Use of English Tests for C1 Advanced (CAE) | Cambridge C1 Exams

Prosperity Education

Use of English: Ten more practice tests for the Cambridge C1 Advanced

Independently published

English Short Stories: Three Nights on Hill Top Road (CEFR Level C1+): 7

Independently published

A Study in Scarlet (English C1)                  

HOEPLI

The great Gatsby. Level C1. Con espansione online [Lingua inglese]

Fluent English: C1 Level (English Edition)      

Independently published

English Grammar Practice: 100 C1 Phrasal Verbs and Expressions