Haarmann, H. The development of sign conceptions in the evolution of human cultures: Harald Haarmann. [Semiotik, 1].(1997).
Chicago Style (17. basım) AtıfHaarmann, Harald. "The Development of Sign Conceptions in the Evolution of Human Cultures: Harald Haarmann." [Semiotik, 1].(1997) .
MLA (8th ed.) AtıfHaarmann, Harald. "The Development of Sign Conceptions in the Evolution of Human Cultures: Harald Haarmann." [Semiotik, 1].(1997), .
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