Gaya APA

Messages, Signs, and Meanings : A Basic Textbook in Semiotics and Communication Theory. (2004). CANADA: AGMV Marquis Imprimeur Inc..

Gaya MLA

Messages, Signs, and Meanings : A Basic Textbook in Semiotics and Communication Theory. 3. CANADA: AGMV Marquis Imprimeur Inc., 2004. Text.