This is Volume VII of a series of twenty-two of 20th Century. Originally published in 1964, this includes part one of three of a history of philosophy, with this volume covering the ancient and medieval period.

First published in 2002. Routledge is an imprint of Taylor & Francis, an informa company.

First published in 1964 and reprinted in 2013. This is a text is a history of Philosophy as compiled by Johann Eduard Erdmann, professor of Philosophy in the University of Halle and translated into English by Williston S. Hough.