The Place of the Sciences of Man in the System of Sciences
Jean Piaget
Handbuch Projektmanagement: Agil – Klassisch – Hybrid
Jürg Kuster & Christian Bachmann & Eugen Huber & Mike Hubmann & Robert Lippmann & Emil Schneider & Patrick Schneider & Urs Witschi & Roger Wüst
History of Political Thought
James Tully
The Symbolism of the Tarot: Philosophy of occultism in Pictures ...
Peter D. Ouspensky
Philosophy of Religion: The Key Thinkers
Jeff Jordan
A History of the Logarithmic Slide Rule and Allied Instruments, ...
Florian Cajori