Cita APA (7th ed.)

Hammack, D. C., & Anheier, H. K. (2013). A versatile American institution: The changing ideals and realities of philanthropic foundations. Brookings Institution Press.

Cita Chicago (17th ed.)

Hammack, David C., i Helmut K. Anheier. A Versatile American Institution: The Changing Ideals and Realities of Philanthropic Foundations. Washington, D.C: Brookings Institution Press, 2013.

Cita MLA (9th ed.)

Hammack, David C., i Helmut K. Anheier. A Versatile American Institution: The Changing Ideals and Realities of Philanthropic Foundations. Brookings Institution Press, 2013.