Frugalidad

Autor: Paolo Legrenzi, Armando Massarenti

Autor: Andre Schiffrin

Autor: NA

Autor: Matthias Pöhm

Autor: Anselm Bilgri, Konrad Stadler

Autor: John Kenneth Galbraith

Autor: B. Anderson, M. North

Autor: Dudenredaktion

Autor: Sophia Muckle, Katrin Schacke

Autor: Leo Jones, Richard Alexander

Autor: Kenichi Ohmae

Autor: Günter Faltin, Jürgen Zimmer

Autor: Erik Brynjolfsson, Andrew McAfee

Autor: Barbara Berckhan

Autor: Lutz Kruschwitz

Autor: Ilija Trojanow