Oxford Bookworms Library: Level 6:: Sherlock Holmes: The Sign of the Four
- Format: Paperback / softback
- Authors: Janet Hardy-Gould
- Language: English
- Book Publisher: Oxford University Press
Product code:
9780194267892
The most consistent of all series in terms of language control, length, and quality of story.
David R. Hill, Director of the Edinburgh Project on Extensive Reading.
