Dr. Tony Alessandra
www.Alessandra.com
Earl Nightingale
www.earlnightingale.com
Gerhard Gschwandtner
www.sellingpower.com
Jeffrey Gitomer
www.gitomer.com
Keith Rosen
www.KeithRosen.com
Linda Richardson
www.richardson.com
Neil Rackham
neilrackham.com
Zig Ziglar
Dale Carnegie
www.dalecarnegie.com
Dr. Nido Quebein
www.nidoqubein.com
Guy Kawasaki
www.guykawasaki.com
Mack Hanan
1925-2010
Napolean Hill
www.naphill.org
Seth Godin
www.sethgodin.com
Bill Gove
www.bestofbillgove.com
Dave Kurlan
www.objectivemanagement.com
Don Hutson
www.donhutson.com
Jill Konrath
www.jillkonrath.com
Jim Cathcart
Joanne Black
www.NoMoreColdCalling.com
Og Mandino
intentionalcreation.com/about-og-mandino
Patricia Fripp
www.fripp.com
Scott McKain
scottmckain.com
Shep Hyken
hyken.com