Modern Operating Systems Author Andrew S. Tanenbaum, Herbert Bos Language English, German Series Learning Subject covers current UNIX® standards (POSIX.1-2001 /SUSv3 and POSIX.1-2008 /SUSv4 ) Published 2nd Edition 2011 (Prentice Hall, Inc.) 4th Edition March 20, 2014 (Pearson PLC) Pages 1101 ISBN 978-0133591620