Style de citation APA (7e éd.)

Topper, T. P., Guo, J., Clausen, S., Skovsted, C. B., & Zhang, Z. (2019). A stem group echinoderm from the basal Cambrian of China and the origins of Ambulacraria. Nature Portfolio.

Style de citation Chicago (17e éd.)

Topper, Timothy P., Junfeng Guo, Sébastien Clausen, Christian B. Skovsted, et Zhifei Zhang. A Stem Group Echinoderm from the Basal Cambrian of China and the Origins of Ambulacraria. Nature Portfolio, 2019.

Style de citation MLA (8e éd.)

Topper, Timothy P., et al. A Stem Group Echinoderm from the Basal Cambrian of China and the Origins of Ambulacraria. Nature Portfolio, 2019.