Developmental Psychology of Jean Piaget
Jean Piaget & John Hurley Flavell
Sacred Geometry: Philosophy and Practice
Robert Lawlor
On Truth: The Tyranny of Illusion
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Dictionary of Psychology and Allied Sciences
M. S. Bhatia
Essays in Philosophy and Yoga
Sri Aurobindo
Der Staat an seinen Grenzen. Über Wirkung von Einwanderung in ...
Thilo Sarrazin