22 Women Ultrapreneurs and History-Making CouplesJack Zufelt, Deb Drummond · First published 2022Open the Tome
Book on Internal STRESS ReleaseR. McKenzie, Jack Zufelt, Carl Totton, John Painter · First published 2016Open the Tome
Time Management - Stress Management, Life ManagementShawn Chhabra, Tameisha Harrington, Jack Zufelt · First published 2014Open the Tome
The DNA of successJack M. Zufelt, Jack Zufelt · First published 1975 · Latest edition 2002Open the Tome
