Song Haiyan. (2009). Beijing welcomes you: 4a. Foreign Language Teaching and Research Press.
Citazione stile Chigago Style (17a edizione)Song Haiyan. Beijing Welcomes You: 4a. : Foreign Language Teaching and Research Press, 2009.
Citatione MLA (9a ed.)Song Haiyan. Beijing Welcomes You: 4a. Foreign Language Teaching and Research Press, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.