Lua APA (7ú heag.)

EKTA WALIA. (2017). OPERATING SYSTEM CONCEPTS. KHANNA BOOK PUBLISHING Pvt. Ltd., NEW DELHI.

Lua i Stíl Chicago (17ú heag.)

EKTA WALIA. OPERATING SYSTEM CONCEPTS. KHANNA BOOK PUBLISHING Pvt. Ltd., NEW DELHI, 2017.

Lua MLA (9ú heag.)

EKTA WALIA. OPERATING SYSTEM CONCEPTS. KHANNA BOOK PUBLISHING Pvt. Ltd., NEW DELHI, 2017.

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