Citazione APA

Doff, A., & Jones, C. (1997). Language in use: Upper-intermediate : self-study workbook [Băng Casset]. Cambridge: Cambridge U. P..

Stile di citazione Chicago

Doff, Adrian, e Christopher Jones. Language in Use: Upper-intermediate : Self-study Workbook [Băng Casset]. Cambridge: Cambridge U. P., 1997.

Citazione MLA

Doff, Adrian, e Christopher Jones. Language in Use: Upper-intermediate : Self-study Workbook [Băng Casset]. Cambridge: Cambridge U. P., 1997.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.