A Course in Universal Algebra
Stanley Burris & H. P. Sankappanavar
The Enneagram - A Lecture by Georges Ivanovich Gurdjieff
Georges Ivanovich Gurdjieff
Ein Hund namens Money
Bodo Schäfer
A History of Data Visualization and Graphic Communication
Michael Friendly & Howard Wainer
Kundalini: The Secret of Life
Swami Muktananda
The One-Dimensional Hubbard Model
Fabian H. L. Essler & Holger Frahm & Frank Göhmann & Andreas Klümper & Vladimir E. Korepin