Gaya APA

刘德联, ., DELIAN, L. (2019). 博雅汉语听说·中级冲刺篇I - Bóyǎ hànyǔ tīng shuō·zhōngjí chōngcì piān I (Ed. 1). 北京 — Beijing: 北京大学出版社.

Gaya MLA

刘德联, ., DELIAN, LIU. "博雅汉语听说·中级冲刺篇I - Bóyǎ hànyǔ tīng shuō·zhōngjí chōngcì piān I". Ed. 1 北京 — Beijing: 北京大学出版社, 2019. Text.