feng, J. X., Ying-xiong, Q., & Bing-yang, D. Polygonatum cyrtonema var. gutianshanicum——A new variety of Polygonatum cyrtonema and comparative studies on it and the similar species. Zhejiang University Press.
Chicago Style (17th ed.) Citationfeng, JIN Xiao, QIU Ying-xiong, and DING Bing-yang. Polygonatum Cyrtonema Var. Gutianshanicum——A New Variety of Polygonatum Cyrtonema and Comparative Studies on It and the Similar Species. Zhejiang University Press.
MLA (9th ed.) Citationfeng, JIN Xiao, et al. Polygonatum Cyrtonema Var. Gutianshanicum——A New Variety of Polygonatum Cyrtonema and Comparative Studies on It and the Similar Species. Zhejiang University Press.
Warning: These citations may not always be 100% accurate.