Mind Tools: The Five Levels of Mathematical Reality
Rudy Rucker
Anaphora: A Cross-Linguistic Approach
Yan Huang
Problems on Partial Differential Equations
Maciej Borodzik & Paweł Goldstein & Piotr Rybka & Anna Zatorska-Goldstein
Problem Books in Mathematics (1)
Transzendentaler Idealismus: Texte Aus Dem Nachlass (1908–1921)
Edmund Husserl
The Farther Reaches of Human Nature
Abraham Harold Maslow
The New Complete Book of Self-Sufficiency: The Classic Guide ...
John Seymour