151 Quick Ideas for Delegating and Decision Making: 151 Quick Ideas Series by Robert E. Dittmer, Stephanie McFarland, Barry Abrams English | August 21, 2018 | ISBN: B07GDQJZZ6 | 4 hours and 16 minutes | MP3 128 Kbps | 234 Mb
151 Quick Ideas to Manage Your Time: 151 Quick Ideas Series by Robert E. Dittmer, Matthew Boston, Gildan Media English | August 28, 2019 | ISBN: B07GQ74R1J | 3 hours and 56 minutes | MP3 128 Kbps | 216 Mb