Great books of the Western World - Volume 18
Encyclopaedia Britannica, Inc
Philosophy of Mathematics
Øystein Linnebo
2010, Odyssey 2
Arthur Charles Clarke
Finish Your PhD !: The Proven Way
Sandeep Reddy
Handbook of Philosophical Logic - Volume 10
Dov M. Gabbay & Franz Guenthner
Radar Technology Encyclopedia
David Knox Barton & Sergeĭ Aleksandrovich Leonov