CHO'P16 PG/5561 PG/5562 PG/5563 Chopra, Rajiv Operating systems : a practical approach, concepts, principles, system programming / Rajiv Chopra. – 4th rev. ed. – New Delhi : S Chand , 2016 (2020 reprint) [], 557p. ISBN9789385676352 : Rs.435/- . Operating systems (Computers) |