Cita APA (7a ed.)

Hoeffler, A., & Outram, V. (2008). Need, merit or self-interest: What determines the allocation of aid? University of Oxford.

Cita Chicago Style (17a ed.)

Hoeffler, A., y V. Outram. Need, Merit or Self-interest: What Determines the Allocation of Aid? University of Oxford, 2008.

Cita MLA (9a ed.)

Hoeffler, A., y V. Outram. Need, Merit or Self-interest: What Determines the Allocation of Aid? University of Oxford, 2008.