APA引文

Richards, J. C., & Sandy, C. (1999). Passages: An upper-level multi-skills course : workbook 1. Cambridge ; New York: Cambridge University Press.

Trích dẫn kiểu Chicago

Richards, Jack C., và Chuck Sandy. Passages: An Upper-level Multi-skills Course : Workbook 1. Cambridge ; New York: Cambridge University Press, 1999.

MLA引文

Richards, Jack C., và Chuck Sandy. Passages: An Upper-level Multi-skills Course : Workbook 1. Cambridge ; New York: Cambridge University Press, 1999.

警告：這些引文格式不一定是100％准確.