ebrary, Inc, Itō, M., Păun, G., Thierrin, G., & Yu, S. (2001). Words, semigroups, & transductions: Festschrift in honor of Gabriel Thierrin. World Scientific.
芝加哥风格引文ebrary, Inc, Masami Itō, Gheorghe Păun, Gabriel Thierrin, 与 Sheng Yu. Words, Semigroups, & Transductions: Festschrift in Honor of Gabriel Thierrin. River Edge, N.J. ; London: World Scientific, 2001.
MLA引文ebrary, Inc, et al. Words, Semigroups, & Transductions: Festschrift in Honor of Gabriel Thierrin. World Scientific, 2001.
警告：这些引文格式不一定是100％准确.