APA引文
O'Toole, P., Mirren, H., & Gielgud, J. (1987). Io, Caligola. Eden.
芝加哥风格引文
O'Toole, Peter, Helen Mirren, 与 John Gielgud. Io, Caligola. Milano: Eden, 1987.
MLA引文
O'Toole, Peter, et al. Io, Caligola. Eden, 1987.
警告：这些引文格式不一定是100％准确.