APA (7th ed.) Citation

Sheng, S. (1980). The Ordovician system in China: Correlation chart and explanatory notes.

Chicago Style (17th ed.) Citation

Sheng, Shen-Fu. The Ordovician System in China: Correlation Chart and Explanatory Notes. Ottawa, 1980.

MLA (9th ed.) Citation

Sheng, Shen-Fu. The Ordovician System in China: Correlation Chart and Explanatory Notes. 1980.

Warning: These citations may not always be 100% accurate.