Agrest, D., & Sebeok, T. A. (1977). A Perfusion of Signs. Indiana University Press.
Tohutoru Kātū Chicago (17th ed.)Agrest, Diana, me Thomas A. Sebeok. A Perfusion of Signs. Bloomington: Indiana University Press, 1977.
Tohutoro MLA (9th ed.)Agrest, Diana, me Thomas A. Sebeok. A Perfusion of Signs. Indiana University Press, 1977.
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