APA-viite (7. p.)

Foster, J. (2010). Freedom, opportunity and wellbeing. Oxford Poverty & Human Development Initiative (OPHI).

Chicago-viite (17. p.)

Foster, J. Freedom, Opportunity and Wellbeing. Oxford Poverty & Human Development Initiative (OPHI), 2010.

MLA-viite (9. p.)

Foster, J. Freedom, Opportunity and Wellbeing. Oxford Poverty & Human Development Initiative (OPHI), 2010.