Think Bayes
Allen B. Downey
Essentials of Economics
Paul Krugman & Robin Wells & Kathryn Graddy
The Book of Lost Tales, Part 2
J. R. R. Tolkien
The Book of Lost Tales (2)
Mastering Parallel Programming With R
Simon R. Chapple & Eilidh Troup & Thorsten Forster & Terence Sloan
The Sign of the Four
Arthur Conan Doyle
A Study in Scarlet