APA (7th ed.) Citation

Morris, C. W. (1971). Writings on the General Theory of Signs. De Gruyter. https://doi.org/10.1515/9783110810592

Chicago Style (17th ed.) Citation

Morris, Charles W. Writings on the General Theory of Signs. Berlin: De Gruyter, 1971. https://doi.org/10.1515/9783110810592.

MLA (9th ed.) Citation

Morris, Charles W. Writings on the General Theory of Signs. De Gruyter, 1971. https://doi.org/10.1515/9783110810592.