"Lebende Sprachen", 16.5 (1971): 129-160. Retrieved 22 May. 2013, from http://www.degruyter.com/view/j/les.1971.16.issue-5/issue-files/les.1971.16.issue-5.xml

Lebende Sprachen (1971), 16(5), pp. 129-160. Retrieved 22 May. 2013, from http://www.degruyter.com/view/j/les.1971.16.issue-5/issue-files/les.1971.16.issue-5.xml

Lebende Sprachen. 1971. 16(5): 129-160. Retrieved 22 May. 2013, from http://www.degruyter.com/view/j/les.1971.16.issue-5/issue-files/les.1971.16.issue-5.xml