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Releases by Steffen Hartmann

May 26, 2020 – June 8, 2025

Cover for Steffen Hartmann · Software as a Product: Bridging the Gap Between Technology and Product Development - Addison-Wesley Signature Series (Vernon) (Paperback Book) (2025)

Software as a Product: Bridging ... (2025)

Steffen Hartmann

Release June 8, 2025

Cover for Steffen Hartmann · The Michael Prophecy and the Years 2012-2033: Rudolf Steiner and the Culmination of Anthroposophy (Paperback Book) (2020)

The Michael Prophecy and the Yea... (2020)

Steffen Hartmann