Das Sumitabha. (2012). UNIX: Concepts And Applications (4th.). Tata McGraw Hill Education Private Limited.
Chicago-čujuhus (17. p.)Das Sumitabha. UNIX: Concepts And Applications. 4th. New Delhi: Tata McGraw Hill Education Private Limited, 2012.
MLA-čujuhus (9. p.)Das Sumitabha. UNIX: Concepts And Applications. 4th. Tata McGraw Hill Education Private Limited, 2012.
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