Graphic Artists Guild handbook : pricing & ethical guidelines
Graphic Artists Guild (U.S.)
The Medieval Craft of Memory: An Anthology of Texts and Pictures
Mary Carruthers & Jan M. Ziolkowski
THE AGE OF REASON
Thomas Paine
The Drunkard's Walk
Leonard Mlodinow
Beyond Good and Evil: Prelude to a Philosophy of the Future
Friedrich Wilhelm Nietzsche