Cita APA (7a ed.)

Herwaarden, F. v., Kapteyn, A., & Praag, B. M. S. v. (1977). Twelve thousand individual welfare functions: A comparison of six samples in Belgium and The Netherlands. [s.n.].

Cita Chicago Style (17a ed.)

Herwaarden, Floor van, Arie Kapteyn, y Bernard M. S. van Praag. Twelve Thousand Individual Welfare Functions: A Comparison of Six Samples in Belgium and The Netherlands. [S.l.]: [s.n.], 1977.

Cita MLA (9a ed.)

Herwaarden, Floor van, et al. Twelve Thousand Individual Welfare Functions: A Comparison of Six Samples in Belgium and The Netherlands. [s.n.], 1977.