Cambridge Learner's Dictionary
Cambridge University Press
Sherlock Holmes and the Adventure of the Cardboard Box
Arthur Conan Doyle
American Civil War: A History From Beginning to End
Hourly History
Rettung Der Digitalisierung Vor Dem Digitalismus
Holger Rust
Smarandache Semirings, Semifields, and Semivector Spaces
W. B. Vasantha Kandasamy
The Sociological Imagination
Charles Wright Mills