APA

United Nations (New York). Department for Economic and Social Development, .World economic survey 1992. s.l: s.e.

Chicago

United Nations (New York). Department for Economic and Social Development, .World economic survey 1992. s.l: s.e.

Harvard

United Nations (New York). Department for Economic and Social Development, .World economic survey 1992. s.l: s.e.

MLA

United Nations (New York). Department for Economic and Social Development, .s.l: s.e. .