Cita APA (7th ed.)
Das, S. (2006). Unix: Concepts and applications (4th ed.). Tata McGraw-Hill.
Cita Chicago (17th ed.)
Das, Sumitabha. Unix: Concepts and Applications. 4th ed. New Delhi: Tata McGraw-Hill, 2006.
Cita MLA (9th ed.)
Das, Sumitabha. Unix: Concepts and Applications. 4th ed. Tata McGraw-Hill, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.