Jeffrey C. Londa

title	ISBN-13	year of publication
O'Connor's Federal Employment Codes Plus, 2004-2005	978-1-884554-80-3	2004
O'Connor's Federal Employment Codes Plus 2005-2006	978-1-884554-98-8	2005
O'connor's Federal Employment Codes Plus 2007-2008	978-1-59839-031-5	2007
O'Connor's Federal Employment Codes Plus 2008-2009	978-1-59839-052-0	2008
O'Connor's Federal Employment Codes Plus 2009-2010	978-1-59839-073-5	2009
O'Connor's Federal Employment Codes Plus 2010-2011	978-1-59839-096-4	2010
O'Connor's Federal Employment Codes Plus 2011-2012	978-1-59839-117-6	2011
O'Connor's Federal Employment Codes Plus 2012-2013	978-1-59839-141-1	2012
O'Connor's Federal Employment Codes Plus 2013-2014	978-1-59839-164-0	2013
O'Connor's Federal Employment Codes Plus 2014-2015	978-1-59839-189-3	2014
O'Connor's Federal Employment Codes Plus 2015-2016	978-1-59839-214-2	2015
O'Connor's Federal Employment Codes Plus	978-1-884554-67-4	2003
O'Connor's Texas Employment Codes Plus 2000-2001	978-1-884554-38-4	2000
O'Connor's Texas Employment Codes Plus 2004-2005	978-1-884554-86-5	2004
O'Connor's Texas Employment Codes Plus 2006-2007	978-1-59839-029-2	2006
O'Connor's Texas Employment Codes Plus 2008-2009	978-1-59839-066-7	2008
O'Connor's Texas Employment Codes Plus 2011-2012	978-1-59839-131-2	2011
O'Connor's Texas Employment Codes plus 2012-2013	978-1-59839-155-8	2012
O'Connor's Texas Employment Codes Plus 2013-2014	978-1-59839-178-7	2013
O'Connor's Texas Employment Codes Plus 2014-2015	978-1-59839-203-6	2014
Texas Employment Codes Plus 2007-2008	978-1-59839-045-2	2007