Aristotle on the Meaning of Man
Peter Jackson
Elsevier's Dictionary of Psychological Theories
Jon E. Roeckelein
Optics: Learning by Computing, with Examples using MathCad
Karl Dieter Moeller
The Fall of Constantinople 1453
Steven Runciman
Complex Analysis
A. R. Vasishtha & A. K. Vasishtha
Alan Turing: The Enigma
Andrew Hodges & Douglas R. Hofstadter