APA (7th ed.) Citation
Walia, E. (2017). Operating system concepts (2nd ed.). Khanna Book Publishing Co.
Chicago Style (17th ed.) Citation
Walia, Ekta. Operating System Concepts. 2nd ed. New Delhi: Khanna Book Publishing Co, 2017.
MLA (9th ed.) Citation
Walia, Ekta. Operating System Concepts. 2nd ed. Khanna Book Publishing Co, 2017.
Warning: These citations may not always be 100% accurate.