Cita APA (7th ed.)

Liu, Y., Li, J., & Huang, W. (2014). Planar dynamical systems: Selected classical problems. De Gruyter ; Science Press.

Cita Chicago (17th ed.)

Liu, Yirong, Jibin Li, i Wentao Huang. Planar Dynamical Systems: Selected Classical Problems. Berlin : Beijing: De Gruyter ; Science Press, 2014.

Cita MLA (9th ed.)

Liu, Yirong, et al. Planar Dynamical Systems: Selected Classical Problems. De Gruyter ; Science Press, 2014.