A Historical Dictionary of Germany's Weimar Republic, 1918-1933
Charles Paul Vincent & Harry Ritter
Language Policy and Language Acquisition Planning
Maarja Siiner & Francis M. Hult & Tanja Kupisch
The Gnostics: The First Christian Heretics
Sean Martin
Trees and Proximity Representations
Jean-Pierre Barthélemy & Alain Guénoche
Music and Philosophy
Gabriel Marcel & J. Stephen Maddux
Ecoscience: Population, Resources, Environment
Paul R. Ehrlich & Anne H. Ehrlich & John P. Holdren
From Stonehenge to Modern Cosmology
Sir Fred Hoyle
Piaget's Theory, a Primer
John L. Phillips