Nietzsche on Tragedy
M. S. Silk & J. P. Stern
Sinster Forces - The Nine
Peter Levenda
McKinsey Mind
Ethan M. Rasiel & Paul N. Friga
Lebesgue Integration and Measure
Alan J. Weir
Language and Number: The Emergence of a Cognitive System
James R. Hurford
The Construction of Reality in the Child
Jean Piaget