APA Style
Das, Sumitabha. (2011).
UNIX: Concepts and Applications 4th ed. (4th ed.).
New Delhi:
Tata Mc Graw Hill.
Chicago Style
Das, Sumitabha.
UNIX: Concepts and Applications 4th ed..
4th ed.
New Delhi:
Tata Mc Graw Hill,
2011.
Text.
MLA Style
Das, Sumitabha.
UNIX: Concepts and Applications 4th ed..
4th ed.
New Delhi:
Tata Mc Graw Hill,
2011.
Text.
Turabian Style
Das, Sumitabha.
UNIX: Concepts and Applications 4th ed..
4th ed.
New Delhi:
Tata Mc Graw Hill,
2011.
Print.