A Refutation of Moral Relativism: Interviews With an Absolutist
Peter J. Kreeft
The Oxford Handbook of Modern German History
Helmut Walser Smith
Combinatorial Optimization: Algorithms and Complexity
Christos H. Papadimitriou & Kenneth Steiglitz
Utopia
Thomas Morus
The Origin of Species
Charles Darwin
Educational Implications of Piaget's Theory
Irene J. Athey & Duane O. Rubadeau