Hannah Arendt and Martin Heidegger: History of a Love
Antonia Grunenberg
Head First PMP
Andrew Stellman & Jennifer Greene
An Introduction to the Language of Category Theory
Steven Roman
Early Writings in the Philosophy of Logic and Mathematics
Edmund Husserl
The 2nd Scientific American Book of Mathematical Puzzles & Diversions
Martin Gardner
Reverse English Dictionary: Based on Phonological and Morphological ...
Gustav Muthmann