"Archiv für Geschichte der Philosophie", 43.1 (1961): 1-118. Retrieved 26 May. 2013, from http://www.degruyter.com/view/j/agph.1961.43.issue-1/issue-files/agph.1961.43.issue-1.xml

Archiv für Geschichte der Philosophie (1961), 43(1), pp. 1-118. Retrieved 26 May. 2013, from http://www.degruyter.com/view/j/agph.1961.43.issue-1/issue-files/agph.1961.43.issue-1.xml

Archiv für Geschichte der Philosophie. 1961. 43(1): 1-118. Retrieved 26 May. 2013, from http://www.degruyter.com/view/j/agph.1961.43.issue-1/issue-files/agph.1961.43.issue-1.xml