MLA

Svanborg, Alvar, Gunilla Bergström, and Dan Mellström. Epidemiological Studies On Social and Medical Conditions of the Elderly : Report On a Survey. Copenhagen: World Health Organization, Regional Office for Europe, 1982.

APA

Svanborg, A., Bergström, G., & Mellström, D. (1982). Epidemiological studies on social and medical conditions of the elderly : report on a survey. Copenhagen: World Health Organization, Regional Office for Europe.

Chicago

Svanborg, Alvar, Gunilla Bergström, and Dan Mellström. Epidemiological Studies On Social and Medical Conditions of the Elderly: Report On a Survey. Copenhagen: World Health Organization, Regional Office for Europe, 1982.