Cita APA (7th ed.)

Calvo, C., & Dercon, S. (2007). Vulnerability to poverty.

Cita Chicago (17th ed.)

Calvo, C., i S. Dercon. Vulnerability to Poverty. 2007.

Cita MLA (9th ed.)

Calvo, C., i S. Dercon. Vulnerability to Poverty. 2007.