English Book C1 Level

Independently published

A Study in Scarlet (English C1)                  

Independently published

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

Cambridge University Press

Nelson's Dream Level 6: Level 6 Cambridge English Readers

Independently published

English Short Stories: The Cat and the Ghost (CEFR Level C1+): 6

Independently published

Short Stories in 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

Collins

Vocabulary: C1                                  

Independently published

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

Fluent English: C1 Level (English Edition)      

HOEPLI

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