Doyle Conan Arthur <br/><br/>
Study in Scarlet and the Sign of Four 

 - 1 
 - Mumbai  Golden Minds Publishing House  2022 
 - 283 
<br/><br/><label>ISBN: </label>9789391814496 
<br/><br/><label>Dewey Class. No.: </label>823 R22 DOY