Grammar and Usage for Better Writing
Henry I. Christ & Harold Levine
Morphology and Its Interfaces
Alexandra Galani & Glyn Hicks & George Tsoulas
Piaget's Theory of Intellectual Development
Herbert Ginsburg & Sylvia Opper
Language, Logic, and Concepts: Essays in Memory of John Macnamara
Paul Bloom
40 Puzzles and Problems in Probability and Mathematical Statistics
Wolfgang Schwarz
Der Magnetmotor: Freie Energie selber bauen
Patrick Weinand-Diez & Sonja Weinand