APA
UNITED NATIONS ECONOMIC COMMISSION FOR EUROPE, . (2013). Ensuring a society for all ages.Promoting quality of life and active ageing: Proceedings of the UNECE Ministerial Conference on Ageing 19-20 September 2012 Vienna,Austria. New York(State): UNITED NATIONS.
Chicago
UNITED NATIONS ECONOMIC COMMISSION FOR EUROPE, . 2013. Ensuring a society for all ages.Promoting quality of life and active ageing: Proceedings of the UNECE Ministerial Conference on Ageing 19-20 September 2012 Vienna,Austria. New York(State): UNITED NATIONS.
Harvard
UNITED NATIONS ECONOMIC COMMISSION FOR EUROPE, . (2013). Ensuring a society for all ages.Promoting quality of life and active ageing: Proceedings of the UNECE Ministerial Conference on Ageing 19-20 September 2012 Vienna,Austria. New York(State): UNITED NATIONS.
MLA
UNITED NATIONS ECONOMIC COMMISSION FOR EUROPE, . Ensuring a society for all ages.Promoting quality of life and active ageing: Proceedings of the UNECE Ministerial Conference on Ageing 19-20 September 2012 Vienna,Austria. New York(State): UNITED NATIONS. 2013.