Cita APA (7a ed.)

Collier, P. (2006). Is aid oil? An analysis of whether Africa can absorb more aid. Elsevier.

Cita Chicago Style (17a ed.)

Collier, P. Is Aid Oil? An Analysis of Whether Africa Can Absorb More Aid. Elsevier, 2006.

Cita MLA (9a ed.)

Collier, P. Is Aid Oil? An Analysis of Whether Africa Can Absorb More Aid. Elsevier, 2006.