Cita APA (7th ed.)

Vogt, A., & Colsell, S. (2014). Guided by humanitarian principles. Refugee Studies Centre, University of Oxford.

Cita Chicago (17th ed.)

Vogt, A., i S. Colsell. Guided by Humanitarian Principles. Refugee Studies Centre, University of Oxford, 2014.

Cita MLA (9th ed.)

Vogt, A., i S. Colsell. Guided by Humanitarian Principles. Refugee Studies Centre, University of Oxford, 2014.