| iciclesoftware.com | Volunteer Legal Handbook |
| genie.org | Nonprofit Genie |
| cwru.edu | Mandel Center for Nonprofit Organizations |
| philanthropicadvisor.com | Leventhal/Kline Management Inc |
| mapnp.org | Free Management Library for For-Profit and Nonprofit Organizations |
| thirdsectorsystems.com | Third Sector Systems, Inc. |
| social-marketing.org | Social Marketing Institute |
| roma1.org | Results Oriented Management and Accountability |
| pfdf.org | The Peter F. Drucker Foundation for Nonprofit Management |
| nptimes.com | The Nonprofit Times : The Leading Business Publication For Nonprofit Management |
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