The Concise Oxford Dictionary of English Etymology
T. F. Hoad
Macmillan Dictionary of Marketing & Advertising
Michael John Baker
Marcus Aurelius: Meditations, Books 1-6
Marcus Aurelius (emperor Of Rome)
The Great Triad
René Guénon
The Cambridge Companion to Kant and Modern Philosophy
Paul Guyer & Jonathan Nelson Professor Of Humanities & Philosoph Paul Guyer
Group Psychology and the Analysis of the Ego
Sigmund Freud