Scan Barcode

Username:

Password:

Forgot your password?

David Bland

External links

View on OpenLibrary

Books by David Bland

No cover — Osterwalder, Alexander, David Bland: Testing Business Ideas (Paperback, 2020, Campus Verlag GmbH)

No rating

Testing Business Ideas

by Osterwalder, Alexander, David Bland

Successfully posted status

Error posting status

Contact site admin

Code of Conduct

Support Wyrms.de on Bookwyrm Development at Patreon

BookWyrm's source code is freely available. You can contribute or report issues on GitHub.