51. Modern Operating Systems
by Tanenbaum Andrew S 
Price: USD 132.12
Dealer: Biblio, Ergodebooks
Description: Pearson, 0000-00-00. Subsequent. hardcover. Used:Good. Pearson ISBN 0130313580 9780130313584 [US] 

52. MODERN OPERATING SYSTEMS
by ANDREW TANENBAUM 
Price: USD 1449.31
Dealer: Abebooks, Iridium_Books
Description: ISBN10: 0130313580, ISBN13: 9780130313584, [publisher: PEARSON EDUCACION] Hardcover [DH, SE, Spain] [Publication Year: 2001]