APA (7th ed.) Citation

Zhang, Y., & Guo, D. (2015). Zhang Functions and Various Models. Springer Berlin Heidelberg : Imprint: Springer.

Chicago Style (17th ed.) Citation

Zhang, Yunong, and Dongsheng Guo. Zhang Functions and Various Models. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2015.

MLA (8th ed.) Citation

Zhang, Yunong, and Dongsheng Guo. Zhang Functions and Various Models. Springer Berlin Heidelberg : Imprint: Springer, 2015.