(1993). Interpersonal comparisons of well-being. C.U. Pr..
Chicago Style (17th ed.) ZitazioaInterpersonal Comparisons of Well-being. Cambridge: C.U. Pr., 1993.
MLA (9th ed.) ZitazioaInterpersonal Comparisons of Well-being. C.U. Pr., 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.