The Pocket Ken Wilber
Kenneth E. Wilber
Natural Language at the Computer Scientific Symposium on Syntax ...
D. Barstow & W, Brauer & P. Brinch Hansen D & Gries D, Luckham & C, Moler & A. Pnueli G. & Seegmiiller J. Stoer & N. Wirth
Mathematica® package for anal. & ctl. of chaos in nonlin. systems ...
Joseé Gutiérrez & Andrés Iglesias
Logical Investigations - Volume 1
Edmund Husserl
Philosophy of Language
Alexander Miller
Critical Thinking
Richard L. Epstein & Carolyn Kernberger