Owen, R. (1976). People talking: Aural comprehension and conversational practice for advanced students. BBC.
Citazione stile Chigago Style (17a edizione)Owen, Roger. People Talking: Aural Comprehension and Conversational Practice for Advanced Students. Londres: BBC, 1976.
Citatione MLA (9a ed.)Owen, Roger. People Talking: Aural Comprehension and Conversational Practice for Advanced Students. BBC, 1976.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.