APA-referens (7:e uppl.)

Stewart, F., Brown, G., & Cobham, A. (2009). The Implications of Horizontal and Vertical Inequalities for Tax and Expenditure Policies. CRISE (Department of International Development, University of Oxford).

Chicago-referens (17:e uppl.)

Stewart, F., G. Brown, och A. Cobham. The Implications of Horizontal and Vertical Inequalities for Tax and Expenditure Policies. CRISE (Department of International Development, University of Oxford), 2009.

MLA-referens (9:e uppl.)

Stewart, F., et al. The Implications of Horizontal and Vertical Inequalities for Tax and Expenditure Policies. CRISE (Department of International Development, University of Oxford), 2009.