Doyle, Arthur Conan:
Sherlock Holmes Investigates : Three Stories of Detection / Arthur Conan Doyle. Text adaptaion, notes and activities by Kenneth Brodey. - [München] : Langenscheidt ELT, 2003. - 143 S. : zahlr. Ill. ; 21 cm + CD. - (Reading & Training). - übernommen vom Verlag Black Cat Publishing, Genoa, Canterbury
ISBN 978-3-526-52174-7 kt.