Math Dance with Dr. Schaffer and Mr. SternKarl Schaffer, Erik Stern, Scott Kim · First published 2016Open the Tome
13 Steps to Riches : Habitude Warrior Volume 8Erik Swanson, Alec Stern · First published 2022Open the Tome
Principles of David and Goliath Volume 1Erik Swanson, Brian Tracy, Alec Stern · First published 2022Open the Tome
