Philosophy of Language - Searle How to derive 'ought' from 'is' ...
John Rogers Searle
Philosophy of Science -Summary
Unknown
Old Man's War
John Scalzi
Philosophy of Science - From Justification to Explanation
Aharon Kantorovich
Oxford Studies in Ancient Philosophy - Volume 6
Julia Annas
Invisible Helpers (Barnes & Noble Digital Library)
Charles Webster Leadbeater
Barnes & Noble Digital Library (1)