John Muster

title	ISBN-13	year of publica- tion
Introduction to Unix and Linux	978-0-07-222796-3	2003
Introduction to Unix and Linux	978-0-07-222695-9	2002
Unix Made Easy	978-0-07-881576-8	1990
UNIX Made Easy: The Basics & Beyond!	978-0-07-882173-8	1996