Steckel, R., & Lehman, J. (1997). In search, of Americas best nonprofits. Jossey-Bass.
Cita Chicago (17th ed.)Steckel, Richard, i Jennifer Lehman. In Search, of Americas Best Nonprofits. San Francisco: Jossey-Bass, 1997.
Cita MLA (9th ed.)Steckel, Richard, i Jennifer Lehman. In Search, of Americas Best Nonprofits. Jossey-Bass, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.