Handlungssystem

2 books
Learning for actionPeter Checkland
⏱ 3h 44m

Learning for action

Peter Checkland

1991224 pp.
Allgemeine TechnologieGu nter Ropohl
⏱ 6h 0m

Allgemeine Technologie

Gu nter Ropohl

1978360 pp.