APA-viite (7. p.)

Rafael, K. D. C., & Villareal, I. E. Do richer households really pay more taxes?: A regression analysis of tax payments.

Chicago-viite (17. p.)

Rafael, Kristine Denise Cuaresma, ja Irra Elomina Villareal. Do Richer Households Really Pay More Taxes?: A Regression Analysis of Tax Payments.

MLA-viite (9. p.)

Rafael, Kristine Denise Cuaresma, ja Irra Elomina Villareal. Do Richer Households Really Pay More Taxes?: A Regression Analysis of Tax Payments.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.