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Author

Andreas Helfen

5 books found

Cover of Employability

Employability

Gretchen Purser, Rick Delbridge, Markus Helfen, Andreas Pekarek · First published 2025

Cover of Essentiality of Work

Essentiality of Work

Markus Helfen, Rick Delbridge, Andreas (Andi) Pekarek, Gretchen Purser · First published 2024

Cover of Ethnographies of Work

Ethnographies of Work

Rick Delbridge, Markus Helfen, Andreas Pekarek, Gretchen Purser · First published 2023

Cover of Contrast Echocardiography

Contrast Echocardiography

Harald Becher, Andreas Helfen · First published 2019

Cover of Kursbuch Kontrastechokardiografie

Kursbuch Kontrastechokardiografie

Andreas Helfen, Harald Becher · First published 2018