Gaya APA

Ping, Z., Gengtao, C. (1988). China Basics series: China's geography: natural conditions, regional economies cultural features =Zhonggou di liziran jingji ren wen . Beijing: china intercontinental press.

Gaya MLA

Ping, Zheng., Gengtao, Chen. "China Basics series: China's geography: natural conditions, regional economies cultural features =Zhonggou di liziran jingji ren wen". Beijing: china intercontinental press, 1988. Text.