Hover, D. Think twice. Communication activities for beginner to intermediate students.
Citazione stile Chigago Style (17a edizione)Hover, David. Think Twice. Communication Activities for Beginner to Intermediate Students.
Citatione MLA (8a ed.)Hover, David. Think Twice. Communication Activities for Beginner to Intermediate Students.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.