Gaya APA

Liping, J. et al (2014). HSK Biaozhun Jiaocheng 4 Shang/Standard Course HSK 4 . : Beijing Language and Culture University Press.

Gaya MLA

Liping, Jiang. et al. "HSK Biaozhun Jiaocheng 4 Shang/Standard Course HSK 4". : Beijing Language and Culture University Press, 2014. Text.