A Taxonomy of Love
Rachael Allen
Dangerous Nation
Robert Kagan
Policy Documents and Reports
Aaup & American Association Of University Professors
On the Origin of Language
Jean-Jacques Rousseau & Johann Gottfried Herder
On Riemann's Theory of Algebraic Functions and Their Integrals
Felix Klein
Dover Books on Mathematics (1)
A Unifying Field in Logics: Neutrosophic Logic. Neutrosophy, ...
Florentin Smarandache