Gary K. Vallen

title	ISBN-13	year of publica- tion	other author(s)
A Host of Opportunities: An Introduction to Hospitality Management	978-0-13-014591-8	2006	Hubert B. Van Hoof · Marilyn E. McDonald · Paul J. Wiener
Check in Check Out	978-0-13-045420-1	2003
Check-In Check-Out	978-0-13-082916-0	1999	Jerome J. Vallen
Check-In; Check-Out	978-0-13-082934-4	1998	Jerry J. Vallen
Check-In Check-Out	978-0-697-10289-8	1991	Jerome J. Vallen
CHECK IN CHECK OUT& FRONT OFFC OPR&ADTG WBK	978-0-13-802452-9	2009	"
Check In/Check Out: Front Office Management	978-0-697-14547-5	1992	"
Check-in Check-Out: Managing Hotel Operations	978-0-13-270671-1	2012	"
Check-In Check-Out: Managing Hotel Operations	978-0-13-205967-1	2008	"
Check-In Check-Out: Managing Hotel Operations.	978-0-13-503630-3	2008
Check In; Check Out: Managing Hotel Operations	978-0-13-112682-4	2004	Jerome J. Vallen
Check-In Check-Out: Managing Hotel Operations Value Package	978-0-13-714182-1	2008	"
Check-In Check-Out: Managing Hotel Operations with Front Office Management Simulation Access Card	978-0-13-801578-7	2010	"
Check-in, Check-out, Second Canadian Edition	978-0-13-204423-3	2007	Jerome J. Vallen · Gary Robinson
Check In/Out&Frnt Off Pk	978-0-13-197198-1	2004