Divina proportione : opera a tutti glingegni perspicaci e curiosi ...
Pacioli, Luca, approximately 1445-1517
On The Divine Proportion - 1498
Luca Pacioli
Organized Mind : Thinking Straight in the Age of Information ...
Levitin, Daniel J.
Business Adventures
John Brooks
Iamblichus and the Theory of the Vehicle of the Soul
John F. Finamore
The Play of Masks
Frithjof Schuon