Hogfather
Pratchett, Terry
Discworld (20)
Wyrd Sisters
Discworld (6)
Night Watch
Discworld (29)
Japanese Grammar Guide
Unknown
Open Data Structures (in pseudocode)
Pat Morin
Open Data Structures (in Java)
Open Data Structures (in C++)
Mathematics for Computer Science
Eric Lehman & F. Thomson Leighton & Albert R. Meyer