APA način citiranja

Richards, J. C., Hull, J., & Proctor, S. (1998). Changes: English for international communication : INTRO workbook. Cambridge: Cambridge University Press.

Čikaški stil citiranja

Richards, Jack C., Jonathan Hull, i Susan Proctor. Changes: English for International Communication : INTRO Workbook. Cambridge: Cambridge University Press, 1998.

MLA način citiranja

Richards, Jack C., Jonathan Hull, i Susan Proctor. Changes: English for International Communication : INTRO Workbook. Cambridge: Cambridge University Press, 1998.