"Kant-Studien", 51.1-4 (1960): 3-512. Retrieved 21 May. 2013, from http://www.degruyter.com/view/j/kant.1960.51.issue-1-4/issue-files/kant.1960.51.issue-1-4.xml

Kant-Studien (1960), 51(1-4), pp. 3-512. Retrieved 21 May. 2013, from http://www.degruyter.com/view/j/kant.1960.51.issue-1-4/issue-files/kant.1960.51.issue-1-4.xml

Kant-Studien. 1960. 51(1-4): 3-512. Retrieved 21 May. 2013, from http://www.degruyter.com/view/j/kant.1960.51.issue-1-4/issue-files/kant.1960.51.issue-1-4.xml