Flynn Ida M. Operating system - New Delhi Cengage Learning India 2008 - 421p. cm. ISBN: 9788131501764 (pbk) 321 Standard No.: 1164 Source: 8255, 31/01/2009, Elite Publishers Distributors Textbook Subjects--Topical Terms: ENGINEERING Dewey Class. No.: D65,8(B),OS, P8