Citazione Stile APA (7a Edizione)

Gordon, K., & Robards, J. (1979). Outlook Europe (Teachers' handbook.). Macdonald.

Citazione stile Chigago Style (17a edizione)

Gordon, Keith, e John Robards. Outlook Europe. Teachers' handbook. London: Macdonald, 1979.

Citatione MLA (9a ed.)

Gordon, Keith, e John Robards. Outlook Europe. Teachers' handbook. Macdonald, 1979.