Arthur C Doyle

A. C. Doyle. Il mastino dei Baskerville (RLI CLASSICI)

Penguin Classics

The Adventures of Sherlock Holmes: Arthur Conan Doyle

A. C. Doyle. La valle della paura (RLI CLASSICI)

Alma Classics

The Lost World: Arthur Conan Doyle              

DigiCat

The Complete Works of Arthur C. Doyle (English Edition)

Kein & Aber

Das Zeichen der Vier                            

Independently published

The Lost World                                  

Pearson Education

[Level 4: Three Adventures of Sherlock Holmes (Pearson English Graded Readers)] [By: Conan Doyle, Arthur C] [February, 2008]

Betz, Annette, Verlag GmbH

Die vergessene Welt (Ueberreuter Grossdruck)    

Penguin Classics

The Adventure of the Blue Carbuncle: Arthur Conan Doyle