APA
Diaz C., . (2007). Introduction to UNIX/LINUX. New Delhi: Cengage Learning.
Chicago
Diaz Christopher, . 2007. Introduction to UNIX/LINUX. New Delhi: Cengage Learning.
Harvard
Diaz C., . (2007). Introduction to UNIX/LINUX. New Delhi: Cengage Learning.
MLA
Diaz Christopher, . Introduction to UNIX/LINUX. New Delhi: Cengage Learning. 2007.