Cita APA (7a ed.)

Hansen, O., & Tol, R. S. J. (2003). A Refined Inglehart Index of Materialism and Postmaterialism. Hamburg University.

Cita Chicago Style (17a ed.)

Hansen, Oliver, y Richard S. J. Tol. A Refined Inglehart Index of Materialism and Postmaterialism. Hamburg University, 2003.

Cita MLA (9a ed.)

Hansen, Oliver, y Richard S. J. Tol. A Refined Inglehart Index of Materialism and Postmaterialism. Hamburg University, 2003.