Prime Numbers and the Riemann Hypothesis
Barry Mazur & William Stein
Process Philosophy: A Survey of Basic Issues
Nicholas Rescher
Incompleteness, Nonlocality, and Realism: A Prolegomenon to ...
Michael Redhead
Philosophy of Religion: A Very Short Introduction
Tim Bayne
Very Short Introductions (1)
The Princeton Dictionary of Buddhism
Robert E. Buswell Jr. & Donald S. Lopez Jr.
Homes and Other Black Holes
Dave Barry