Tschirhart, M., & Bielefeld, W. (2012). Managing nonprofit organizations. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)Tschirhart, Mary, agus Wolfgang Bielefeld. Managing Nonprofit Organizations. San Francisco: Jossey-Bass, 2012.
Lua MLA (9ú heag.)Tschirhart, Mary, agus Wolfgang Bielefeld. Managing Nonprofit Organizations. Jossey-Bass, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.