Collected Works of C.G. Jung, Volume 19: General Bibliography ...
C. G. Jung
Mathematische Optimierung mit Computeralgebrasy[..] Einführung ...
Hans Benker
The Herald of Coming Good
Georges Ivanovich Gurdjieff
Heaven, the Heart's Deepest Longing
Peter J. Kreeft
The 12-Type Enneagram
Matthew Campling
Optimizing Project Management
Te Wu