APA-ийн эшлэл(7 дахь хэвлэлт)

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

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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