EKTA WALIA. (2017). OPERATING SYSTEM CONCEPTS. KHANNA BOOK PUBLISHING Pvt. Ltd., NEW DELHI.
芝加哥风格引文EKTA WALIA. OPERATING SYSTEM CONCEPTS. KHANNA BOOK PUBLISHING Pvt. Ltd., NEW DELHI, 2017.
MLA引文EKTA WALIA. OPERATING SYSTEM CONCEPTS. KHANNA BOOK PUBLISHING Pvt. Ltd., NEW DELHI, 2017.
警告：这些引文格式不一定是100％准确.