UNIX Operating System

MLA

Liu, Yukun, Liwei Guo, and Yong Yue. Unix Operating System. Springer Berlin Heidelberg, 2011.

APA

Liu, Y., Guo, L., & Yue, Y. (2011). UNIX Operating System. Springer Berlin Heidelberg.

Chicago

Liu, Yukun, Liwei Guo, and Yong Yue. UNIX Operating System. : Springer Berlin Heidelberg, 2011.