@book{2023:covey:die_4_effe,
title = {Die 4 effektiven Führungsstrategien: Unter neuen Bedingungen sicher auf Erfolgskurs},
year = {2023},
note = {},
edition = {1},
publisher = {GABAL Verlag},
address = {Offenbach},
series = {Business},
volume = {},
author = {Covey, Stephen R.}
}