CRC Concise Encyclopedia of Mathematics, Second Edition
Eric W. Weisstein
Philosophy of Mathematics: Structure and Ontology
Stewart Shapiro
Formal Aspects of Context
Pierre Bonzon & Marcos Cavalcanti & Rolf Nossum
Secrets of Power Persuasion for Salespeople
Roger Dawson
Mental Leaps: Analogy in Creative Thought
Paul Thagard & Keith James Holyoak
One Year After: A Novel
William R. Forstchen
After (2)