Cita APA (7a ed.)

Herwaarden, F. v., & Kapteyn, A. (1981). Empirical comparison of the shape of welfare functions. [s.n.].

Cita Chicago Style (17a ed.)

Herwaarden, Floor van, y Arie Kapteyn. Empirical Comparison of the Shape of Welfare Functions. [S.l.]: [s.n.], 1981.

Cita MLA (9a ed.)

Herwaarden, Floor van, y Arie Kapteyn. Empirical Comparison of the Shape of Welfare Functions. [s.n.], 1981.