Cita APA (7th ed.)
Das, S. (2003). Unix: Concepts and applications (3rd ed.). Tata McGraw-Hill.
Cita Chicago (17th ed.)
Das, Sumitabha. Unix: Concepts and Applications. 3rd ed. New Delhi: Tata McGraw-Hill, 2003.
Cita MLA (9th ed.)
Das, Sumitabha. Unix: Concepts and Applications. 3rd ed. Tata McGraw-Hill, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.