Cita APA (7a ed.)

Birdsall, N., Vyborny, K., Mahgoub, A., & Savedoff, W. D. (2010). Cash on Delivery: A New Approach to Foreign Aid. Center for Global Development.

Cita Chicago Style (17a ed.)

Birdsall, Nancy, Katherine Vyborny, Ayah Mahgoub, y William D. Savedoff. Cash on Delivery: A New Approach to Foreign Aid. Washington, D.C.: Center for Global Development, 2010.

Cita MLA (8a ed.)

Birdsall, Nancy, et al. Cash on Delivery: A New Approach to Foreign Aid. Center for Global Development, 2010.