Elans, Joshua.
Time Management : 21 time management techniques of
every successful person (secrets from top CEOs,
entrepreneurs and leaders to change your life and your
business) / Joshua Elans.
Columbia : CreateSpace Independent Publishing
Platform, [2016]. - 39 p. ; 23 cm.
ISBN 978-1-5302-7274-7
Budżet czasu - poradniki ; Zagopodarowanie czasu pracy
https://dlibra.wspa.pl/dlibra/publication/754/edition/752