Books
Effective Time Management In a Day For Dummies
2012
Success as a Real Estate Agent for Dummies - Australia / NZ
2014
Running a Great Meeting In a Day For Dummies
2012
Successful Time Management for Dummies
2015
Telephone Sales For Dummies
2011
Efektywne zarządzanie czasem dla bystrzaków. Wydanie II
2023