It's the Manager: Gallup finds the quality of managers and team leaders is the single biggest factor in your organization's long-term success.

by: Jim Clifton · Jim Harter Hardcover details (USA). (see also: eBook (Kindle) · Audible Audiobook) details (United Kingdom). (see also: eBook (Kindle) · Audible Audiobook) details (Canada). (see also: eBook (Kindle) · Audible Audiobook) ISBN: 978-1-59562-224-2 ISBN-10: 1-59562-224-1 Gallup Press · 2019