Bestman, M. (2019). The semiotic triangle. Obafemi Awolowo University Press.
芝加哥风格引文Bestman, M.T. The Semiotic Triangle. Obafemi Awolowo University Press, 2019.
MLA引文Bestman, M.T. The Semiotic Triangle. Obafemi Awolowo University Press, 2019.
警告：这些引文格式不一定是100％准确.