APA (7th ed.) Citation

Li, Q., Bai, X., & He, S. Two new combinations of Middletonia (Gesneriaceae) in China. Pensoft Publishers.

Chicago Style (17th ed.) Citation

Li, Qi-Yang, Xin-Xiang Bai, and Song-Tao He. Two New Combinations of Middletonia (Gesneriaceae) in China. Pensoft Publishers.

MLA (9th ed.) Citation

Li, Qi-Yang, et al. Two New Combinations of Middletonia (Gesneriaceae) in China. Pensoft Publishers.

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