"Semiotica", 37.1-2 (1981): 1-191. Retrieved 19 Jun. 2013, from http://www.degruyter.com/view/j/semi.1981.37.issue-1-2/issue-files/semi.1981.37.issue-1-2.xml

Semiotica (1981), 37(1-2), pp. 1-191. Retrieved 19 Jun. 2013, from http://www.degruyter.com/view/j/semi.1981.37.issue-1-2/issue-files/semi.1981.37.issue-1-2.xml

Semiotica. 1981. 37(1-2): 1-191. Retrieved 19 Jun. 2013, from http://www.degruyter.com/view/j/semi.1981.37.issue-1-2/issue-files/semi.1981.37.issue-1-2.xml