APA (7th ed.) Citation

Liu, Z., Woodcock, J., & Zhu, H. (2013). Unifying Theories of Programming and Formal Engineering Methods.

Chicago Style (17th ed.) Citation

Liu, Zhiming, Jim Woodcock, and Huibiao Zhu. Unifying Theories of Programming and Formal Engineering Methods. 2013.

MLA (9th ed.) Citation

Liu, Zhiming, et al. Unifying Theories of Programming and Formal Engineering Methods. 2013.