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26,73€(IVA inc.)
BeneFactors: Why Some Fundraising Professionals Always Succeed
- Birkholz, Joshua M.
- 978-1-119-93279-6
- 2022-10-06
48,31€(IVA inc.)
Fundraising analytics: using data to guide strategy
- Birkholz, Joshua M.
- 978-0-470-16557-7
- 2008-04-16