Prime Numbers and the Riemann Hypothesis
Barry Mazur & William Stein
Piaget's Theory, a Primer
John L. Phillips
The Rule of Reason: The Philosophy of Charles Sanders Peirce
Jacqueline Brunning & Paul Forster
Contract Law: General Theories - Paper
Richard Craswell
Time Loops and Space Twists
Fred Alan Wolf
Basic Concepts of Ancient Philosophy
Martin Heidegger