The Nordic welfare states 1900-2000.

MLA

Petersen, Klaus, and Niels Finn Christiansen. The Nordic Welfare States 1900-2000. Bergen (Norway): Taylor & Francis, 2001.

APA

Petersen, K., & Christiansen, N. Finn. (2001). The Nordic welfare states 1900-2000. Bergen (Norway): Taylor & Francis.

Chicago

Petersen, Klaus, and Niels Finn Christiansen. The Nordic Welfare States 1900-2000. Bergen (Norway): Taylor & Francis, 2001.