Cita APA

Boardman, R., & Boardman, R. (1979). Over to you: Oral, aural skills for advanced students of English ([1. ed].). Cambridge: University Press.

Citación estilo Chicago

Boardman, Roy, y Roy Boardman. Over to You: Oral, Aural Skills for Advanced Students of English. [1. ed]. Cambridge: University Press, 1979.

Cita MLA

Boardman, Roy, y Roy Boardman. Over to You: Oral, Aural Skills for Advanced Students of English. [1. ed]. Cambridge: University Press, 1979.