Cita APA

Richards, J. C., & Sandy, C. (2000). Passages: An upper-level multi-skills course : workbook 2. Cambridge, U.K. ; New York: Cambridge University Press.

Citación estilo Chicago

Richards, Jack C., y Chuck Sandy. Passages: An Upper-level Multi-skills Course : Workbook 2. Cambridge, U.K. ; New York: Cambridge University Press, 2000.

Cita MLA

Richards, Jack C., y Chuck Sandy. Passages: An Upper-level Multi-skills Course : Workbook 2. Cambridge, U.K. ; New York: Cambridge University Press, 2000.