Geschiedenis van de westerse filosofie: in verband met politieke ... is a translation of this work.

Storia della filosofia occidentale e dei suoi rapporti con le vicende politiche e sociali dall'antichità a oggi is a translation of this work.

Philosophie des Abendlandes is a translation of this work.

Västerlandets filosofi och dess samband med den politiska och sociala utvecklingen is a translation of this work.

Historia de la filosofía is a translation of this work.

História do pensamento ocidental is a translation of this work.

HISTOIRE DE LA PHILOSOPHIE OCCIDENTALE is a translation of this work.

Vestens filosofi is a translation of this work.

Eğitim üzerine is a translation of this work.

Dzieje zachodniej filozofii i jej związki z rzeczywistością polityczno-społeczną od czasów najdawniejszych do dziś is a translation of this work.