Cobley Paul, Kull Kalevi. Approaches to Applied Semiotics [AAS]. Berlin, Boston: De Gruyter Mouton, n.d.. Web. Retrieved 24 May. 2013, from http://www.degruyter.com/view/serial/16228

Cobley P. Kull K. (n.d.). Approaches to Applied Semiotics [AAS]. Berlin, Boston: De Gruyter Mouton. Retrieved 24 May. 2013, from http://www.degruyter.com/view/serial/16228

Cobley Paul, Kull Kalevi. n.d. Approaches to Applied Semiotics [AAS]. Berlin, Boston: De Gruyter Mouton. Retrieved 24 May. 2013, from http://www.degruyter.com/view/serial/16228