Cita APA (7th ed.)

Song Haiyan. (2009). Beijing welcomes you: 4a. Foreign Language Teaching and Research Press.

Cita Chicago (17th ed.)

Song Haiyan. Beijing Welcomes You: 4a. : Foreign Language Teaching and Research Press, 2009.

Cita MLA (9th ed.)

Song Haiyan. Beijing Welcomes You: 4a. Foreign Language Teaching and Research Press, 2009.