Cita APA (7a ed.)

Roll-Hansen, N., & Broberg, G. (1996). Eugenics and the Welfare State: Norway, Sweden, Denmark, and Finland. Michigan State University Press.

Cita Chicago Style (17a ed.)

Roll-Hansen, Nils, y Gunnar Broberg. Eugenics and the Welfare State: Norway, Sweden, Denmark, and Finland. East Lansing, Mich.: Michigan State University Press, 1996.

Cita MLA (8a ed.)

Roll-Hansen, Nils, y Gunnar Broberg. Eugenics and the Welfare State: Norway, Sweden, Denmark, and Finland. Michigan State University Press, 1996.