Lua APA (7ú heag.)

Costa, P. T. M. (2009). Fighting forced labour: The example of Brazil. International Labour Office.

Lua i Stíl Chicago (17ú heag.)

Costa, Patricía Trindade Maranhão. Fighting Forced Labour: The Example of Brazil. Geneva: International Labour Office, 2009.

Lua MLA (9ú heag.)

Costa, Patricía Trindade Maranhão. Fighting Forced Labour: The Example of Brazil. International Labour Office, 2009.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.