Advanced Mac OS X Programming (2nd Edition of Core Mac OS X & Unix Programming)

Shell Programming in Unix, Linux and OS X (Developer's Library)

Core Mac Osx And Unix Programming by Mark Dalrymple; Aaron Hillegass

Advanced Mac OS X Programming (2nd Edition of Core Mac OS X Unix Progr - GOOD

Core Mac OS X and UNIX Programming By Mark Dalrymple,Aaron Hille

Shell Programming in Unix, Linux and OS X: The Fourth Edition of Uni - VERY GOOD

The Mac OS X Command Line: Unix Under the Hood - Paperback - GOOD